Productively Procrastinating

I’ve spent quite a bit of time procrastinating this weekend, surfing the Internet when I should’ve been finishing cleaning my apartment. Of course, in addition to total time sinks like Facebook games (Yahoo games for people who like assisting spammers), I’ve watched a shitload of TED talks… So far the most interesting by far are the Idealab founder who built a mirrored solar collector and this guy:

explaining something extremely interesting (I won’t spoil his punchline, you’ll have to spend the 18 minutes on it).