According to O2, BlackBerry OS version 4.5 is coming out in April. More specifically, the BlackBerry OS that everyone seems to have been waiting for, will come out on April 9th, according to a tipster.

If you head over to O2’s BlackBerry software download page you will see all of the software currently available for the BlackBerry. You will also notice that “Future software expected in April 08” appears after the downloads for the BlackBerry Curve.