See What Went Popular And When With Rrrewind | TechCrunchDeveloper Roberto Martinez wanted an easy way to see what was popular on any given social content site on any given day so he built Rrrewind, which lets you see what was hot on Delicious, Digg, Hacker News, Reddit, Hulu, Yahoo Videos, YouTube, Dribbble, Flickr, Amazon and Yahoo Buzz for any day in 2010 and some in 2009. Like a snapshot in virality or a Popurls with a history focus, Rrrewind allows
