I don't think that's universally the case, for example solid-state storage refers to the lack of moving parts. https://en.m.wikipedia.org/wiki/Solid-state_stor

I don't think that's universally the case, for example solid-state storage refers to the lack of moving parts. https://en.m.wikipedia.org/wiki/Solid-state_storage https://en.m.wikipedia.org/wiki/Solid-state_storage Edit: though it does appear to be the case in this context, just to be clear.