I joined TED. It rocks.
My only complaint? It wouldn't let me add "bad German" or "rusty German" as a second language on the Create Profile page; the computer only recognized the word GERMAN. If I start getting email next week from like-minded thinkers auf Deutschland, Kirsten musst mich helfen. (Yeah, those are probably not even words...I might have just written that Kirsten will need to "help toast my pickles"...)
Here's a terrific, moving example of why you should check out TED:
And a terrific, rollicking, passionate example of why you should check out TED: