Wolframaplha: Computing the Interwebs

I found this answer engine just yesterday afternoon while I was taking a break from the rigors of measuring garments and breaking salty sweats over rough sketches, Wolframalpha is AMAZING. My jaw dropped 15 seconds into the screencast on their website. Here's a blurb from the about section of their website:

Wait forget that, forget that, just go to the site and view the screen cast, it's mind blowing.