Blackberry tried this. Even on QNX, which is a POSIX OS, it took significant amounts of work and last I checked was still pretty buggy. Sailfish has had much b

Blackberry tried this. Even on QNX, which is a POSIX OS, it took significant amounts of work and last I checked was still pretty buggy. Sailfish has had much better luck, no doubt due to running on top of the Linux kernel however.