In April I participated in the Hacker Run, a "Distributed Organized Sport" (DOS) sponsored by Rapid7 (the commercial metasploit people), PaulDotCom, and The Hacker Academy.

From the Hacker Run wiki:

"Together we can push each other to compete, improve fitness, to lose weight, and relieve the stress of hacker life. So shut down your Wikileaks DDOS, put on a black running shirt and join us for the first annual HackerRun."

The swag trickled in slowly over the past two months, but I'm glad I took the time to register (and to run!).

I received this cool swag which included a really nice tech t-shirt: