Finally, an anon with a brain.
The Lifelog information was always there for people to find if they would only do the proper kind of searching. That is why Q suggested that the anon who posted it should apply to the NSA.
First of all the anon found out about Lifelog, probably by doing searches on social media related things. And then the anon, checked the timeline, and noticed where Lifelog fit in the whole Myspace, Orkut, Facebook spectrum.
This is the way to dig, to make connections.
It has nothing to do with Snowden and his drops. If you want to know more about Snowden's drops, watch his Twitter, because he is starting to come down harder on Facebook with each tweet.