Yes, I was interested in the BBC write-up about it here:
http://www.bbc.co.uk/news/science-environment-11982757 Particularly this comment:
' ...But Dr Drake has a more simple answer to why life hasn't been found:
"We just haven't tried enough," he says.
"We've looked carefully at only a few thousand stars and very few channels that are possible on the electromagnetic spectrum and that's hardly even a start.
"If you take reasonable or optimistic values for the [Drake] equation, it suggests that right now, there may be around 10,000 civilisations we can detect in the galaxy.
"That's one in 10,000,000 stars. Before we have a good chance of succeeding, we still have a long way to go." '