1. Yes I do. It will take a long time to find them.
2. Send them a letters written in all the languages then maybe they will find a pattern in languages and maybe they will solve and understand it.
3. I think its a great use of pc´s.
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.