diff --git a/src/content/posts/yearning-for-the-open-protocols/slides/slide-20.alt.txt b/src/content/posts/yearning-for-the-open-protocols/slides/slide-20.alt.txt
index 30404ce..a6f9121 100644
--- a/src/content/posts/yearning-for-the-open-protocols/slides/slide-20.alt.txt
+++ b/src/content/posts/yearning-for-the-open-protocols/slides/slide-20.alt.txt
@@ -1 +1,3 @@
-TODO
\ No newline at end of file
+This slide is titled “AtProto: A Social Web Protocol” with parentheses and extra letters added so that “A” can also be read as “Another”, thus “Another Social Web Protocol”
+
+The slide is a logo for “The AT Protocol, social networking technology created by Bluesky” with an at symbol made out of an image of a cloudy blue sky.