Windows has such a system with UWP. I think UbTouch or whatever the Ubuntu phone successor distribution is called has one too. And I imagine most systems progr

Windows has such a system with UWP. I think UbTouch or whatever the Ubuntu phone successor distribution is called has one too. And I imagine most systems programmers could define an api if they wanted to. I think this is definitely a case where apps need to be antisocial and operating systems need to peg them in. The age of cooperative multitasking is over. Let the OS decide.