Well you may have missed this particular feature in your rush to pick up Polk's I-Sonic Entertainment System 2 table radio, but like its upcoming iHD brother from JBL, the ES2 is one of the first HD Radio models to feature a new iTunes tagging option that lets users bookmark over-the-air tracks for later purchase.

ENGADGET: HD Radio rolls out iTunes tagging

One of the Tegra 3 games on display at Mobile World Congress is Sega's "Sonic the Hedgehog 4: Episode 2, " which will be released in May.

CNN: Gaming is a top priority for mobile-tech makers