The phrase "portable TV" may conjure up images of a handheld device or luggable 5-inch CRT for most folks, but it looks like Sharp is intent on changing that perception. It's just announced its new Freestyle Aquos portable TV -- a 20-inch, WiFi-enabled LED set that comes paired with a wireless digital TV tuner so you can roam around your house with it. As you can see above, it also comes complete with a handle (which can be used to hang it on a wall), and a built-in kickstand for some tabletop or countertop viewing. It even packs DLNA support so you can access your media library although, contrary to its tablet-esque appearances, you can just reach out and touch it -- you'll have to do things t