diff --git a/graphics/rainbow.pdf b/graphics/rainbow.pdf
new file mode 100644
index 0000000..233f6d9
Binary files /dev/null and b/graphics/rainbow.pdf differ
diff --git a/graphics/rainbow.svg b/graphics/rainbow.svg
new file mode 100644
index 0000000..75c2e86
--- /dev/null
+++ b/graphics/rainbow.svg
@@ -0,0 +1,95 @@
+
+
+
+
\ No newline at end of file
diff --git a/presentation.key/Data/145634220_3240x2164-small-11.jpg b/presentation.key/Data/145634220_3240x2164-small-11.jpg
new file mode 100644
index 0000000..36102c2
Binary files /dev/null and b/presentation.key/Data/145634220_3240x2164-small-11.jpg differ
diff --git a/presentation.key/Data/167837668_2759x1839-small-16.jpg b/presentation.key/Data/167837668_2759x1839-small-16.jpg
new file mode 100644
index 0000000..43884ce
Binary files /dev/null and b/presentation.key/Data/167837668_2759x1839-small-16.jpg differ
diff --git a/presentation.key/Data/168827640_1418x2127-small-9.jpg b/presentation.key/Data/168827640_1418x2127-small-9.jpg
new file mode 100644
index 0000000..960ed42
Binary files /dev/null and b/presentation.key/Data/168827640_1418x2127-small-9.jpg differ
diff --git a/presentation.key/Data/2014-03-25 13.25-113.png b/presentation.key/Data/2014-03-25 13.25-113.png
new file mode 100644
index 0000000..814e73e
Binary files /dev/null and b/presentation.key/Data/2014-03-25 13.25-113.png differ
diff --git a/presentation.key/Data/2014-03-25 13.25.15-112.jpg b/presentation.key/Data/2014-03-25 13.25.15-112.jpg
new file mode 100644
index 0000000..5d0235d
Binary files /dev/null and b/presentation.key/Data/2014-03-25 13.25.15-112.jpg differ
diff --git a/presentation.key/Data/2KaffeeProblem-1155.pdf b/presentation.key/Data/2KaffeeProblem-1155.pdf
new file mode 100644
index 0000000..75e803d
Binary files /dev/null and b/presentation.key/Data/2KaffeeProblem-1155.pdf differ
diff --git a/presentation.key/Data/2KaffeeProblem-small-1156.png b/presentation.key/Data/2KaffeeProblem-small-1156.png
new file mode 100644
index 0000000..c3c8b0f
Binary files /dev/null and b/presentation.key/Data/2KaffeeProblem-small-1156.png differ
diff --git a/presentation.key/Data/3KaffeeKartesisch-1171.pdf b/presentation.key/Data/3KaffeeKartesisch-1171.pdf
new file mode 100644
index 0000000..3efce0c
Binary files /dev/null and b/presentation.key/Data/3KaffeeKartesisch-1171.pdf differ
diff --git a/presentation.key/Data/3KaffeeKartesisch-small-1172.png b/presentation.key/Data/3KaffeeKartesisch-small-1172.png
new file mode 100644
index 0000000..6e2b92b
Binary files /dev/null and b/presentation.key/Data/3KaffeeKartesisch-small-1172.png differ
diff --git a/presentation.key/Data/3KaffeeProblem-1197.pdf b/presentation.key/Data/3KaffeeProblem-1197.pdf
new file mode 100644
index 0000000..49edfcc
Binary files /dev/null and b/presentation.key/Data/3KaffeeProblem-1197.pdf differ
diff --git a/presentation.key/Data/3KaffeeProblem-small-1198.png b/presentation.key/Data/3KaffeeProblem-small-1198.png
new file mode 100644
index 0000000..098f416
Binary files /dev/null and b/presentation.key/Data/3KaffeeProblem-small-1198.png differ
diff --git a/presentation.key/Data/71810654_921x1376-small-13.jpg b/presentation.key/Data/71810654_921x1376-small-13.jpg
new file mode 100644
index 0000000..176f40a
Binary files /dev/null and b/presentation.key/Data/71810654_921x1376-small-13.jpg differ
diff --git a/presentation.key/Data/FSP0128845_1400x927-small-19.jpg b/presentation.key/Data/FSP0128845_1400x927-small-19.jpg
new file mode 100644
index 0000000..a8b625f
Binary files /dev/null and b/presentation.key/Data/FSP0128845_1400x927-small-19.jpg differ
diff --git a/presentation.key/Data/mt0@2x-79.jpg b/presentation.key/Data/mt0@2x-79.jpg
new file mode 100644
index 0000000..23eeaea
Binary files /dev/null and b/presentation.key/Data/mt0@2x-79.jpg differ
diff --git a/presentation.key/Data/mt10@2x-89.jpg b/presentation.key/Data/mt10@2x-89.jpg
new file mode 100644
index 0000000..773b2f3
Binary files /dev/null and b/presentation.key/Data/mt10@2x-89.jpg differ
diff --git a/presentation.key/Data/mt11@2x-90.jpg b/presentation.key/Data/mt11@2x-90.jpg
new file mode 100644
index 0000000..ca77df1
Binary files /dev/null and b/presentation.key/Data/mt11@2x-90.jpg differ
diff --git a/presentation.key/Data/mt1@2x-80.jpg b/presentation.key/Data/mt1@2x-80.jpg
new file mode 100644
index 0000000..f0f9507
Binary files /dev/null and b/presentation.key/Data/mt1@2x-80.jpg differ
diff --git a/presentation.key/Data/mt2@2x-81.jpg b/presentation.key/Data/mt2@2x-81.jpg
new file mode 100644
index 0000000..caa7118
Binary files /dev/null and b/presentation.key/Data/mt2@2x-81.jpg differ
diff --git a/presentation.key/Data/mt3@2x-82.jpg b/presentation.key/Data/mt3@2x-82.jpg
new file mode 100644
index 0000000..fbf78e2
Binary files /dev/null and b/presentation.key/Data/mt3@2x-82.jpg differ
diff --git a/presentation.key/Data/mt4@2x-83.jpg b/presentation.key/Data/mt4@2x-83.jpg
new file mode 100644
index 0000000..1c6d48c
Binary files /dev/null and b/presentation.key/Data/mt4@2x-83.jpg differ
diff --git a/presentation.key/Data/mt5@2x-84.jpg b/presentation.key/Data/mt5@2x-84.jpg
new file mode 100644
index 0000000..cfb9ac3
Binary files /dev/null and b/presentation.key/Data/mt5@2x-84.jpg differ
diff --git a/presentation.key/Data/mt6@2x-85.jpg b/presentation.key/Data/mt6@2x-85.jpg
new file mode 100644
index 0000000..42f65b7
Binary files /dev/null and b/presentation.key/Data/mt6@2x-85.jpg differ
diff --git a/presentation.key/Data/mt7@2x-86.jpg b/presentation.key/Data/mt7@2x-86.jpg
new file mode 100644
index 0000000..16ef67c
Binary files /dev/null and b/presentation.key/Data/mt7@2x-86.jpg differ
diff --git a/presentation.key/Data/mt8@2x-87.jpg b/presentation.key/Data/mt8@2x-87.jpg
new file mode 100644
index 0000000..aa9369c
Binary files /dev/null and b/presentation.key/Data/mt8@2x-87.jpg differ
diff --git a/presentation.key/Data/mt9@2x-88.jpg b/presentation.key/Data/mt9@2x-88.jpg
new file mode 100644
index 0000000..bbd0fad
Binary files /dev/null and b/presentation.key/Data/mt9@2x-88.jpg differ
diff --git a/presentation.key/Data/pasted-image-1124.pdf b/presentation.key/Data/pasted-image-1124.pdf
new file mode 100644
index 0000000..9aaa3f8
Binary files /dev/null and b/presentation.key/Data/pasted-image-1124.pdf differ
diff --git a/presentation.key/Data/pasted-image-1127.pdf b/presentation.key/Data/pasted-image-1127.pdf
new file mode 100644
index 0000000..0c689e4
Binary files /dev/null and b/presentation.key/Data/pasted-image-1127.pdf differ
diff --git a/presentation.key/Data/pasted-image-542.pdf b/presentation.key/Data/pasted-image-542.pdf
new file mode 100644
index 0000000..283c39d
Binary files /dev/null and b/presentation.key/Data/pasted-image-542.pdf differ
diff --git a/presentation.key/Data/pasted-image-568.pdf b/presentation.key/Data/pasted-image-568.pdf
new file mode 100644
index 0000000..9eb4858
Binary files /dev/null and b/presentation.key/Data/pasted-image-568.pdf differ
diff --git a/presentation.key/Data/pasted-image-574.pdf b/presentation.key/Data/pasted-image-574.pdf
new file mode 100644
index 0000000..7e3faac
Binary files /dev/null and b/presentation.key/Data/pasted-image-574.pdf differ
diff --git a/presentation.key/Data/pasted-image-578.pdf b/presentation.key/Data/pasted-image-578.pdf
new file mode 100644
index 0000000..2bf23b8
Binary files /dev/null and b/presentation.key/Data/pasted-image-578.pdf differ
diff --git a/presentation.key/Data/pasted-image-604.pdf b/presentation.key/Data/pasted-image-604.pdf
new file mode 100644
index 0000000..6f84777
Binary files /dev/null and b/presentation.key/Data/pasted-image-604.pdf differ
diff --git a/presentation.key/Data/pasted-image-610.pdf b/presentation.key/Data/pasted-image-610.pdf
new file mode 100644
index 0000000..159749b
Binary files /dev/null and b/presentation.key/Data/pasted-image-610.pdf differ
diff --git a/presentation.key/Data/pasted-image-635.pdf b/presentation.key/Data/pasted-image-635.pdf
new file mode 100644
index 0000000..14b6ea1
Binary files /dev/null and b/presentation.key/Data/pasted-image-635.pdf differ
diff --git a/presentation.key/Data/pasted-image-698.pdf b/presentation.key/Data/pasted-image-698.pdf
new file mode 100644
index 0000000..ab173a8
Binary files /dev/null and b/presentation.key/Data/pasted-image-698.pdf differ
diff --git a/presentation.key/Data/pasted-image-790.pdf b/presentation.key/Data/pasted-image-790.pdf
new file mode 100644
index 0000000..ac5c3ac
Binary files /dev/null and b/presentation.key/Data/pasted-image-790.pdf differ
diff --git a/presentation.key/Data/pasted-image-813.pdf b/presentation.key/Data/pasted-image-813.pdf
new file mode 100644
index 0000000..8ce2619
Binary files /dev/null and b/presentation.key/Data/pasted-image-813.pdf differ
diff --git a/presentation.key/Data/pasted-image-834.pdf b/presentation.key/Data/pasted-image-834.pdf
new file mode 100644
index 0000000..8251c1d
Binary files /dev/null and b/presentation.key/Data/pasted-image-834.pdf differ
diff --git a/presentation.key/Data/pasted-image-889.pdf b/presentation.key/Data/pasted-image-889.pdf
new file mode 100644
index 0000000..6ebbc6f
Binary files /dev/null and b/presentation.key/Data/pasted-image-889.pdf differ
diff --git a/presentation.key/Data/pasted-image-899.pdf b/presentation.key/Data/pasted-image-899.pdf
new file mode 100644
index 0000000..e72e44b
Binary files /dev/null and b/presentation.key/Data/pasted-image-899.pdf differ
diff --git a/presentation.key/Data/pasted-image-916.pdf b/presentation.key/Data/pasted-image-916.pdf
new file mode 100644
index 0000000..d65a410
Binary files /dev/null and b/presentation.key/Data/pasted-image-916.pdf differ
diff --git a/presentation.key/Data/pasted-image-931.pdf b/presentation.key/Data/pasted-image-931.pdf
new file mode 100644
index 0000000..d09ac2f
Binary files /dev/null and b/presentation.key/Data/pasted-image-931.pdf differ
diff --git a/presentation.key/Data/pasted-image-935.pdf b/presentation.key/Data/pasted-image-935.pdf
new file mode 100644
index 0000000..5e17c80
Binary files /dev/null and b/presentation.key/Data/pasted-image-935.pdf differ
diff --git a/presentation.key/Data/pasted-image-938.pdf b/presentation.key/Data/pasted-image-938.pdf
new file mode 100644
index 0000000..e29d7e4
Binary files /dev/null and b/presentation.key/Data/pasted-image-938.pdf differ
diff --git a/presentation.key/Data/pasted-image-small-1125.png b/presentation.key/Data/pasted-image-small-1125.png
new file mode 100644
index 0000000..0d57ad6
Binary files /dev/null and b/presentation.key/Data/pasted-image-small-1125.png differ
diff --git a/presentation.key/Data/pasted-image-small-1128.png b/presentation.key/Data/pasted-image-small-1128.png
new file mode 100644
index 0000000..2cfabb3
Binary files /dev/null and b/presentation.key/Data/pasted-image-small-1128.png differ
diff --git a/presentation.key/Data/pasted-image-small-478.png b/presentation.key/Data/pasted-image-small-478.png
new file mode 100644
index 0000000..fb999c9
Binary files /dev/null and b/presentation.key/Data/pasted-image-small-478.png differ
diff --git a/presentation.key/Data/pasted-image-small-543.png b/presentation.key/Data/pasted-image-small-543.png
new file mode 100644
index 0000000..25cb426
Binary files /dev/null and b/presentation.key/Data/pasted-image-small-543.png differ
diff --git a/presentation.key/Data/pasted-image-small-569.png b/presentation.key/Data/pasted-image-small-569.png
new file mode 100644
index 0000000..44112a1
Binary files /dev/null and b/presentation.key/Data/pasted-image-small-569.png differ
diff --git a/presentation.key/Data/pasted-image-small-575.png b/presentation.key/Data/pasted-image-small-575.png
new file mode 100644
index 0000000..a9a05d6
Binary files /dev/null and b/presentation.key/Data/pasted-image-small-575.png differ
diff --git a/presentation.key/Data/pasted-image-small-605.png b/presentation.key/Data/pasted-image-small-605.png
new file mode 100644
index 0000000..895770c
Binary files /dev/null and b/presentation.key/Data/pasted-image-small-605.png differ
diff --git a/presentation.key/Data/pasted-image-small-611.png b/presentation.key/Data/pasted-image-small-611.png
new file mode 100644
index 0000000..0e05d5d
Binary files /dev/null and b/presentation.key/Data/pasted-image-small-611.png differ
diff --git a/presentation.key/Data/pasted-image-small-636.png b/presentation.key/Data/pasted-image-small-636.png
new file mode 100644
index 0000000..359a31d
Binary files /dev/null and b/presentation.key/Data/pasted-image-small-636.png differ
diff --git a/presentation.key/Data/pasted-image-small-699.png b/presentation.key/Data/pasted-image-small-699.png
new file mode 100644
index 0000000..4e8ca07
Binary files /dev/null and b/presentation.key/Data/pasted-image-small-699.png differ
diff --git a/presentation.key/Data/pasted-image-small-791.png b/presentation.key/Data/pasted-image-small-791.png
new file mode 100644
index 0000000..da91613
Binary files /dev/null and b/presentation.key/Data/pasted-image-small-791.png differ
diff --git a/presentation.key/Data/pasted-image-small-814.png b/presentation.key/Data/pasted-image-small-814.png
new file mode 100644
index 0000000..08c83aa
Binary files /dev/null and b/presentation.key/Data/pasted-image-small-814.png differ
diff --git a/presentation.key/Data/pasted-image-small-835.png b/presentation.key/Data/pasted-image-small-835.png
new file mode 100644
index 0000000..6435e79
Binary files /dev/null and b/presentation.key/Data/pasted-image-small-835.png differ
diff --git a/presentation.key/Data/pasted-image-small-890.png b/presentation.key/Data/pasted-image-small-890.png
new file mode 100644
index 0000000..a9ca5a0
Binary files /dev/null and b/presentation.key/Data/pasted-image-small-890.png differ
diff --git a/presentation.key/Data/pasted-image-small-900.png b/presentation.key/Data/pasted-image-small-900.png
new file mode 100644
index 0000000..4852e74
Binary files /dev/null and b/presentation.key/Data/pasted-image-small-900.png differ
diff --git a/presentation.key/Data/pasted-image-small-917.png b/presentation.key/Data/pasted-image-small-917.png
new file mode 100644
index 0000000..360e08f
Binary files /dev/null and b/presentation.key/Data/pasted-image-small-917.png differ
diff --git a/presentation.key/Data/pasted-image-small-932.png b/presentation.key/Data/pasted-image-small-932.png
new file mode 100644
index 0000000..450984e
Binary files /dev/null and b/presentation.key/Data/pasted-image-small-932.png differ
diff --git a/presentation.key/Data/pasted-image-small-936.png b/presentation.key/Data/pasted-image-small-936.png
new file mode 100644
index 0000000..e77fa62
Binary files /dev/null and b/presentation.key/Data/pasted-image-small-936.png differ
diff --git a/presentation.key/Data/pasted-image-small-939.png b/presentation.key/Data/pasted-image-small-939.png
new file mode 100644
index 0000000..99f15f4
Binary files /dev/null and b/presentation.key/Data/pasted-image-small-939.png differ
diff --git a/presentation.key/Data/rainbow-129.pdf b/presentation.key/Data/rainbow-129.pdf
new file mode 100644
index 0000000..233f6d9
Binary files /dev/null and b/presentation.key/Data/rainbow-129.pdf differ
diff --git a/presentation.key/Data/rainbow-small-130.png b/presentation.key/Data/rainbow-small-130.png
new file mode 100644
index 0000000..14f9512
Binary files /dev/null and b/presentation.key/Data/rainbow-small-130.png differ
diff --git a/presentation.key/Data/st0-110.jpg b/presentation.key/Data/st0-110.jpg
new file mode 100644
index 0000000..2517502
Binary files /dev/null and b/presentation.key/Data/st0-110.jpg differ
diff --git a/presentation.key/Data/st0-78.jpg b/presentation.key/Data/st0-78.jpg
new file mode 100644
index 0000000..e230338
Binary files /dev/null and b/presentation.key/Data/st0-78.jpg differ
diff --git a/presentation.key/Data/st1-128.jpg b/presentation.key/Data/st1-128.jpg
new file mode 100644
index 0000000..c5c8b00
Binary files /dev/null and b/presentation.key/Data/st1-128.jpg differ
diff --git a/presentation.key/Data/st1-420.jpg b/presentation.key/Data/st1-420.jpg
new file mode 100644
index 0000000..7493853
Binary files /dev/null and b/presentation.key/Data/st1-420.jpg differ
diff --git a/presentation.key/Data/st10-613.jpg b/presentation.key/Data/st10-613.jpg
new file mode 100644
index 0000000..105ced3
Binary files /dev/null and b/presentation.key/Data/st10-613.jpg differ
diff --git a/presentation.key/Data/st11-728.jpg b/presentation.key/Data/st11-728.jpg
new file mode 100644
index 0000000..3c2bbaa
Binary files /dev/null and b/presentation.key/Data/st11-728.jpg differ
diff --git a/presentation.key/Data/st12-775.jpg b/presentation.key/Data/st12-775.jpg
new file mode 100644
index 0000000..4c118af
Binary files /dev/null and b/presentation.key/Data/st12-775.jpg differ
diff --git a/presentation.key/Data/st13-819.jpg b/presentation.key/Data/st13-819.jpg
new file mode 100644
index 0000000..67f9281
Binary files /dev/null and b/presentation.key/Data/st13-819.jpg differ
diff --git a/presentation.key/Data/st14-822.jpg b/presentation.key/Data/st14-822.jpg
new file mode 100644
index 0000000..faae944
Binary files /dev/null and b/presentation.key/Data/st14-822.jpg differ
diff --git a/presentation.key/Data/st14-969.jpg b/presentation.key/Data/st14-969.jpg
new file mode 100644
index 0000000..308fcae
Binary files /dev/null and b/presentation.key/Data/st14-969.jpg differ
diff --git a/presentation.key/Data/st15-992.jpg b/presentation.key/Data/st15-992.jpg
new file mode 100644
index 0000000..b45005a
Binary files /dev/null and b/presentation.key/Data/st15-992.jpg differ
diff --git a/presentation.key/Data/st16-1050.jpg b/presentation.key/Data/st16-1050.jpg
new file mode 100644
index 0000000..7e000d5
Binary files /dev/null and b/presentation.key/Data/st16-1050.jpg differ
diff --git a/presentation.key/Data/st17-1073.jpg b/presentation.key/Data/st17-1073.jpg
new file mode 100644
index 0000000..cf9cca4
Binary files /dev/null and b/presentation.key/Data/st17-1073.jpg differ
diff --git a/presentation.key/Data/st19-1074.jpg b/presentation.key/Data/st19-1074.jpg
new file mode 100644
index 0000000..7ede22e
Binary files /dev/null and b/presentation.key/Data/st19-1074.jpg differ
diff --git a/presentation.key/Data/st19-1184.jpg b/presentation.key/Data/st19-1184.jpg
new file mode 100644
index 0000000..6e8c3ed
Binary files /dev/null and b/presentation.key/Data/st19-1184.jpg differ
diff --git a/presentation.key/Data/st2-138.jpg b/presentation.key/Data/st2-138.jpg
new file mode 100644
index 0000000..b2256ab
Binary files /dev/null and b/presentation.key/Data/st2-138.jpg differ
diff --git a/presentation.key/Data/st20-1100.jpg b/presentation.key/Data/st20-1100.jpg
new file mode 100644
index 0000000..3eb1c16
Binary files /dev/null and b/presentation.key/Data/st20-1100.jpg differ
diff --git a/presentation.key/Data/st20-1185.jpg b/presentation.key/Data/st20-1185.jpg
new file mode 100644
index 0000000..f800169
Binary files /dev/null and b/presentation.key/Data/st20-1185.jpg differ
diff --git a/presentation.key/Data/st21-1152.jpg b/presentation.key/Data/st21-1152.jpg
new file mode 100644
index 0000000..06de855
Binary files /dev/null and b/presentation.key/Data/st21-1152.jpg differ
diff --git a/presentation.key/Data/st21-1201.jpg b/presentation.key/Data/st21-1201.jpg
new file mode 100644
index 0000000..636bf70
Binary files /dev/null and b/presentation.key/Data/st21-1201.jpg differ
diff --git a/presentation.key/Data/st3-155.jpg b/presentation.key/Data/st3-155.jpg
new file mode 100644
index 0000000..fadd524
Binary files /dev/null and b/presentation.key/Data/st3-155.jpg differ
diff --git a/presentation.key/Data/st5-1163.jpg b/presentation.key/Data/st5-1163.jpg
new file mode 100644
index 0000000..230c645
Binary files /dev/null and b/presentation.key/Data/st5-1163.jpg differ
diff --git a/presentation.key/Data/st5-387.jpg b/presentation.key/Data/st5-387.jpg
new file mode 100644
index 0000000..ab7e594
Binary files /dev/null and b/presentation.key/Data/st5-387.jpg differ
diff --git a/presentation.key/Data/st6-416.jpg b/presentation.key/Data/st6-416.jpg
new file mode 100644
index 0000000..37bede4
Binary files /dev/null and b/presentation.key/Data/st6-416.jpg differ
diff --git a/presentation.key/Data/st8-421.jpg b/presentation.key/Data/st8-421.jpg
new file mode 100644
index 0000000..38f51a2
Binary files /dev/null and b/presentation.key/Data/st8-421.jpg differ
diff --git a/presentation.key/Data/st9-550.jpg b/presentation.key/Data/st9-550.jpg
new file mode 100644
index 0000000..60af961
Binary files /dev/null and b/presentation.key/Data/st9-550.jpg differ
diff --git a/presentation.key/Index.zip b/presentation.key/Index.zip
new file mode 100644
index 0000000..ceca0e6
Binary files /dev/null and b/presentation.key/Index.zip differ
diff --git a/presentation.key/Metadata/BuildVersionHistory.plist b/presentation.key/Metadata/BuildVersionHistory.plist
new file mode 100644
index 0000000..38d34db
--- /dev/null
+++ b/presentation.key/Metadata/BuildVersionHistory.plist
@@ -0,0 +1,8 @@
+
+
+
+
+ Template: BrushedCanvas (2014-02-28 09:37)
+ M6.2.2-1878-1
+
+
diff --git a/presentation.key/Metadata/DocumentIdentifier b/presentation.key/Metadata/DocumentIdentifier
new file mode 100644
index 0000000..37dd5e3
--- /dev/null
+++ b/presentation.key/Metadata/DocumentIdentifier
@@ -0,0 +1 @@
+99C079C7-47A2-4243-9E5C-DE531739B024
\ No newline at end of file
diff --git a/presentation.key/Metadata/Properties.plist b/presentation.key/Metadata/Properties.plist
new file mode 100644
index 0000000..b0720c7
Binary files /dev/null and b/presentation.key/Metadata/Properties.plist differ
diff --git a/presentation.key/preview-micro.jpg b/presentation.key/preview-micro.jpg
new file mode 100644
index 0000000..d93141a
Binary files /dev/null and b/presentation.key/preview-micro.jpg differ
diff --git a/presentation.key/preview-web.jpg b/presentation.key/preview-web.jpg
new file mode 100644
index 0000000..4121b1c
Binary files /dev/null and b/presentation.key/preview-web.jpg differ
diff --git a/presentation.key/preview.jpg b/presentation.key/preview.jpg
new file mode 100644
index 0000000..4052916
Binary files /dev/null and b/presentation.key/preview.jpg differ
diff --git a/presentation.pdf b/presentation.pdf
new file mode 100644
index 0000000..5f6f7be
Binary files /dev/null and b/presentation.pdf differ