Outbid by Verizon Wireless in the great American airwaves auction last week, Google plunked a six-page letter on the Federal Communication Commission's desk asking the government to make the 'white spaces' - the airspace between TV channels - available for unlicensed wireless data use by mobile devices. The notion is backed by Microsoft, Intel, HP, Dell and the North American arm of Philips Electronics, a k a the White Space Coalition, and opposed by broadcasters on the theory that it's going to interfere with TV reception.