I mean, Single-Level-Storage is hardly a new concept - I don't think we need entirely new operating systems to gain benefits, but for more applications and enab

I mean, Single-Level-Storage is hardly a new concept - I don't think we need entirely new operating systems to gain benefits, but for more applications and enabling technologies to be designed around it. LMDB, for example, would be a great fit with Optane already. Really, anything that uses mmap() is.