In article <41B78817.2040805@sbcglobal.net>,
Alfred A. Aburto Jr. <aburto@sbcglobal.net> wrote:

David, you think seti@home doesn't have a chance because the bandwidth 
is too small? Just curious ...

Because it is listening in a frequency range that is internationally
reserved for receive only radio astronomy.  (This does have a benefit that
it means you don't get RFI from intentional, in band, signals.)

The range is protected to cover Doppler and some cosmic red shifted hydrogen
line signals.