SFGate reports on the best places to buy real estate in 2011. The data collected from Trulia, puts San Francisco at the top. Amongst the reason, employment is higher here, job growth over the decade is expected to be good and venture capital dollars are here.
Seems to me there must be something to the job growth. I have several friends who have historically had jobs out of SF and are now able to work in SF.
The article from SFGate.