October 13, 2009 5:06 pm Sidekick Meltdown Frustrates the Digital Masses T-Mobile and Microsoft are busy with damage control after a massive data-loss incident that affected a million Sidekick smartphone customers US & World Videos 1:03 Looking for a side gig? SF-based app says check out sports-concert venues 2:42 Tech companies now using AI to help boost housing market 1:34 Artificial intelligence used to avoid blackouts 1:25 Bay Area high school seniors honored with Dave Goldberg Scholarship 0:26 Kaiser Permanente data breach may have affected millions