If you haven't made the switch to a smartphone yet, your days are numbered, because the future won't have any cellphones in it. Sony Ericsson is the first major cellphone company to stop making "dumbphones." From here on out, its Xperia brand of smartphones will take over.

Sony officially killed off its cassette line of Walkman music players toward the end of last year, which also killed off pretty much any interest we had in anything Walkman (more on that inside). What could bring us back? Well, a smartphone that's more into music than calling isn't a bad start.

No matter how large the screens on Android smartphones are, they've constantly been the butt of all iPhone 4 jokes because they're not "Retina Displays" with tight pixel density. The next crop of Android smartphones might actually leapfrog the iPhone 4 with resolutions usually reserved for tablets and laptops.

Voted America's least favorite wireless carrier, AT&T is going to do the official evil deed: end unlimited data tethering on all smartphones that aren't using one of its official tethering plans after August 11.