This is interesting to me because I've become obsessed with the idea of running a 10W, ARM-based system headless, that serves webpages (i.e. HTTP) with the requ

This is interesting to me because I've become obsessed with the idea of running a 10W, ARM-based system headless, that serves webpages (i.e. HTTP) with the requested data via my LAN. You can leave something like that on all the time, and have instant-on for your higher power devices with displays and such.