Eventhough my profile only says I registered in October 2002, I ran SETI long before that on my old P2 and just can't remember the account info. The universe is awfully big for us to be the only intelligent beings in it.
SETI@home and Astropulse are funded by grants from the National Science Foundation, NASA, and donations from SETI@home volunteers. AstroPulse is funded in part by the NSF through grant AST-0307956.