Here’s the latest action:

HTC’s G2 Android phone: Sites such as Gizmodo are giving the new Android phone thumbs up based on working demos available at the Mobile World Congress.

Hacking Caller ID: A service dubbed TrapCall from TelTech Systems of New Jersey lets people figure out who is calling them, even if that caller is trying to stay anonymous by using Caller ID. Now what will obscene phone callers do to hide?

Lots of cash, but no buying spree: The tech giants are flush with cash. Microsoft has $20.7 billion. Apple has $25.6 billion. Cisco has $29 billion. Why aren’t they buying more companies? Kara Swisher has more.

Digital TV transition, part one: About 400 analog TV stations are shutting down now as part of the transition to digital TV. That’s only about a third of the broadcasters, since Congress decided to delay the mandatory transition a few months. The LA Times has more about the rocky start.

Backdating charges at RIM: The SEC has charged Research in Motion and four executives, including chief financial officer Dennis Kavelman, with backdating stock options.

Tech layoffs hit 300,000: TechCrunch says that industry layoffs have hit yet another milestone in the stunningly fast and deep downturn.

Casinos on the watch for iPhone cheats: Card-counting program on the iPhone has Vegas security folks worried.

Rare may face restructuring: Rumors of layoffs abound at Microsoft’s Rare game studio , which has so far been spared a lot of cuts. But the maker of Banjo Kazooie appears to be in line for a restructuring.