Really? There's no way I would install any of those theoretical apps. Hell, I probably wouldn't install any app that requires mic permissions period.
It's not about "us" the HN readers. It's about everyone else, and that's what's scary.
Just because I'm a really good driver doesn't mean I won't get into a car crash.
I think it should have been that way from the beginning forcing app developers to handle cases where some permissions aren't granted. It makes for much better visibility when some data is used and to some degree for what.
One massive concern is the 'secret' second operating system that every phone carries on the baseband modem: http://www.extremetech.com/computing/170874-the-secret-secon...