ARG has ended (the beginning of it, anyways) , will keep original OP up for archive purposes. Was fun, friends!
He also has uploaded 77 (which was before this), 75, and 74.
What is he trying to tell us?
So, a few hours after this was originally posted, we've got some extra info:
/x/ has organized a Google Doc for this, which should help out if you've just now wondered what the fuck is going on. View it at https://docs.google.com/document/d/1...eview?sle=true./x/ posted:
They've also put together an IRC which you can find over at http://webchat.freenode.net/?channels=%2376Days
Here's a log of most of the videos for those who don't feel like watching them all http://pastebin.com/xwjjZMur
Derp Y. Mail took the liberty of constructing a video which will hopefully give you most of the backstory of this ARG.