Notable headlines:
IBM sees green in environmental tech.
Ryan Naraine: Serious QuickTime bugs bite Windows Vista, Mac OS X.
Microsoft patches Xbox 360.
Mary Jo Foley: Windows Live VP confirms his ‘impending retirement.’
Donna Bogatin: Google Search: Is PageRank reliable? Web 2.0: Are Cisco, News Corp., Viacom, Gannett really clueless? Dan Farber: Social networking cha cha and the land grab.