There aren't any new devices in the mix, but RIM has unleashed a torrent of BlackBerry OS-related news today at its BlackBerry Developer Conference in San Francisco that's sure to make devs happy in the short term -- and you know how that goes: when devs are happy, it doesn't take long before end users reap the benefits. Here are the highlights: Sure, we wouldn't have complained if some crazy Storm2 with a QWERTY slide had unexpectedly shown up, but all things considered, BlackBerry software shops have to be salivating at the bounty here.