Until now, Honeycomb users looking to get their social networking fix have had to rely on blown up smartphone apps that don't make particularly good use of the additional screen real estate. Then, the other day, an app called TweetComb arrived in the Android Market and there was much rejoicing. Finally, Android tablets owners have a Twitter app that caters their needs and takes advantage of the OS's unique capabilities. But is the experience improved enough to warrant the $2.99 price of entry? Well, we plunked down the cash and fired up our Xoom to find out for you.