The collapse of Mayor Gavin Newsom's ambitious plan to bring free wireless Internet access to San Francisco dealt a blow to Google Inc., which had hoped to use the system as a test-bed for an array of new products.

http://sfgate.com/cgi-bin/article.cgi?f=/c/a/2007/08/30/BUT6RSDTU.DTL&tsp=1

It seems unclear whether Google will decide to go on alone. Given what I've heard of their experiences with SF politics (namely the Board of Supervisors), I wouldn't be surprised if they just abandoned it, but it would be a shame.