Extraterrestrial life exists. No doubt.
Send out a beacon of something cool.
I run SETI@home because I'm lazy and this way my computer does all the work and I still feel like I'm accomplishing something. Besides that I just enjoy knowing that I'm supporting a cause like this. I love SETI!!!!
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.