>If dark RAM would also be cheap, then giving each such processor its own memory could eliminate the need for MMU-s. Could you explain a bit further? I don't f

>If dark RAM would also be cheap, then giving each such processor its own memory could eliminate the need for MMU-s. Could you explain a bit further? I don't follow. Wouldn't MMUs be needed just to support (performant) programs with very large address spaces (i.e. need virtual addresses)?