i think e.t does exist im not sure how we are going to discover it. If we discover it maybe it is like movies and we can learn the technology since it is suspose to be "more advanced" then us if there is a peace between human and e.t it would be interesting. i think seti is a interesting program and maybe it will find e.t life.
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.