On Linux anyway once you get over ~8GB of ram doing normal things in tmpfs starts to make a lot of sense. My 2012 macbook pro runs entirely from tmpfs. I regula

On Linux anyway once you get over ~8GB of ram doing normal things in tmpfs starts to make a lot of sense. My 2012 macbook pro runs entirely from tmpfs. I regularly compile Linux and Firefox in tmpfs on my desktop with 32GB of ram. Memory is one of those things where increasing the size tends to result in a qualitatively different experience rather than a quantitatively different one.