Waiting breakthrough 4 Series BlackBerry Playbook

Mobile World Congress (MWC) 2011, held in Barcelona, Spain, eventually became a place for the vendors of the world to reveal a row of show off their latest gadgets. This is also done Research In Motion (RIM), which has officially announced that they would not be half-hearted foray into the tablet PC competition. Unmitigated, 4 versions of the BlackBerry Playbook ready their release.  The four