This week on the CNET Tech Review: how to keep your phone from tracking your movements; make your Android screen lock more secure; a bargain-price Asus Ultrabook; and a sub-$100 surround-sound system.
Among the highlights: free games for iOS, cheap games for PC, and free shipping for all.
In the last couple of months new ultrabooks have debuted at prices lower than expected. That makes them worth a look.
Polycom dives into videoconferencing on tablets, Asus unveils a new line of Ultrabooks, Twitter to get "tweet" trademark, and Facebook launches an iPad app -- finally.
The two new Ultrabook models are the 11.6-inch UX21 and the 13.3-inch UX31, both part of the Zenbook series.
Robin Yang from Toy Studio, one of Barnes & Noble's premier gaming publishers for the Nook Color tablet, joins us. She'll talk with us about the real 53 percent, the long-awaited iPad Facebook app, MacBook Air competitor Ultrabooks from Asus, and how to run Android apps on a PC.
The Ultrabook is a hot new laptop category, but it may not be as big in 2012 as Intel is claiming.