The Wall Street Journal is saying that RIM's now very close to being ready to show off this long-rumored tablet they've been cooking up -- and the public unveiling could come as early as next week when the company will be holding its Developer Conference in San Francisco. The QNX operating system rumor is apparently correct, as is the talk that the only means of connectivity will be WiFi and tethering through a BlackBerry; in other words, you won't need a dedicated service plan for the tablet and it won't be sold on contract (good call). The manufacturing wizards at
