sbc slotI don't know if RAID1 is useful on M.2 SSDs, but if it is, having two ports (if that exists) would be better. If not, I'll get by with 1 slot. I'm also considering low-power x86 devices, maybe aPico-ITX SBC, Pico-ITX Single Board Computer, Pico-ITX Board, with Intel® Apollo LakeApollo Lake-I for Fanless, Low-Power, Hh-Performance, Wide Temperature & Harsh environment