Until today, the consumer tablet market has been defined by the battle between iPad and Android. Apple's best-selling slate has set expectations for mobile utility and usability, managing to persuade users that - despite years of Microsoft Tablet PC promotion - the company pretty much invented the tablet segment. Google's Honeycomb (review) has launched its offensive against the iPad titan, and now it's the turn of RIM and the BlackBerry PlayBook. Initially billed as the enterprise-focused slate a BlackBerry phone toting business person would covet, the PlayBook's scope has gradually grown to encompass the consumer market too. Has that spreading focus left RIM with the jack of all trades or the master of none? Check out the full SlashGear review after the cut.