It's been leaked and previewed and speculated about for months now: the only thing left to do with the BlackBerry 10 operating system is release it, and RIM—now formally known as BlackBerry—finally did that today at its press event in New York City.

"Ladies and gentlemen... This is BlackBerry 10," the liveblog host intoned dramatically before handing the floor to BlackBerry CEO Thorsten Heins.