RIM adds PlayBook Tablets for faster 4G networks, plus other Mobile World announcements

WATERLOO and BARCELONA – RIM announced today support for its new Playbook tablet on two more high speed network standards – HSPA+ and LTE at Mobile World Congress in Barcelona on Monday.The move to offer LTE and HSPA+ versions of its PlayBook guarantees access to all major carriers in North AmericaThe first version of the PlayBook, with WiFi and Bluetooth is set for launch in March and U.S. carrier Sprint Nextel will sell a version for its WiMAX network in the summer.The WiFi-only version can connect to a user's existing BlackBerry smartphone to access its data and use its wireless...