Imagine every process having its own "non-volatile" memory area, where all persistent state is kept between restarts, with a clean OS interface to share that st

Imagine every process having its own "non-volatile" memory area, where all persistent state is kept between restarts, with a clean OS interface to share that state to other processes? People have been thinking about this for decades. (Probably because it's a compelling idea.) Google "orthogonal persistence."