Comment Academic Foolishness (Score 3, Informative) 109
These are major and invasive changes to POSIX. No reasonable person would expect to be able to do things like change PID semantics or shared memory. Yes, it might solve the problem that they sought to solve. But I would be very surprised to see this meet with any large-scale deployment.
It's better to work with the system than to just arbitrarily decide Unix is wrong and rewrite it.