It'll be available on all platforms, but only for a few days.
Apple is sending a pre-release version of OS X into the public realm for the first time and enlisting an army of bug-crushers.
Apple has opened the doors for all and sundry to try out beta releases of OS X, so long as they are willing to sign a Non-Disclosure Agreement.
Check your emails! Some lucky US residents have received invites to join the PlayStation Now private beta.
Developers get new iOS 7.1 beta this weekend, which looks like it'll unlock some neat in-car features for iPhone-toting drivers.
Twitter users on Android can get early access to new features, if they agree to help the company iron out the bugs.
If you've switched from BlackBerry to Android or iOS, you will soon have a chance to send and receive BBMs outside of BB10.