Android (obviously) has it too.
11 karma · joined May 17, 2012
common->Frame(){ session->Frame() { ... } }
etc.
"Even when Microsoft has a great product on its hands, even when its product, engineering and design teams manage to hit one out of the park, it won’t matter once the business team comes in and ruins it for everyone."
The whole history of all screw ups from Microsoft just confirms that.
What you meant to say that existing Windows apps cannot be installed or run on Windows RT. Technically they can be compiled to ARM, but there is no way you can install them. And Windows RT cannot emulate x86.