You're right of course. It consumes tens of bytes of ram per executed instruction. But computers have gigabytes of ram these days, so it all comes down to wha

You're right of course. It consumes tens of bytes of ram per executed instruction. But computers have gigabytes of ram these days, so it all comes down to what you consider a "usefully large" program. Millions of instructions -- no problem. Billions -- can't do that. ;-)