"Stack Overflow is a collaboratively edited question and answer site for programmers"

"Every single “that’s what she” joke from The Office, conveniently collected in one place."

Downhill skating from about two minutes in.

"The Semantic Web Education and Outreach (SWEO) Interest Group has been established to develop strategies and materials to increase awareness among the Web community of the need and benefit for the Semantic Web, and educate the Web community regarding related solutions and technologies."

A slideshow from Slate showing some interesting infoviz projects from an art perspective.