It seems Reddit has been intentionally vague as to what this is all about. Theories abound in /r/joinrobin[1]
Interesting to note the icon is a red bird, right after Reddit removed its NSL canary[2] (yellow bird), and joined an amicus brief in support of Twitter[3] (blue bird).
The icon reminds me of one of the Egyptian glyphs that would show up in LOST whenever someone failed to reset the Apple II in the hatch every so often.
Ergo, it's probably some kind of Skinnerian behavior experiment.
Interesting to note the icon is a red bird, right after Reddit removed its NSL canary[2] (yellow bird), and joined an amicus brief in support of Twitter[3] (blue bird).
[1] https://www.reddit.com/r/joinrobin
[2] https://news.ycombinator.com/item?id=11400112
[3] https://www.reddit.com/r/announcements/comments/4cqyia/for_y...
Edit: formatting