Sure - at some point - there won't be enough atoms in the universe to store numbers large enough - but money is funny. You can get 5% GDP growth without any ac

Sure - at some point - there won't be enough atoms in the universe to store numbers large enough - but money is funny. You can get 5% GDP growth without any actual growth by just devaluing dollars by 5% more than you measure inflation. Theoretically, there's nothing stopping people from paying more money for monkey JPEGs indefinitely. Physically, there's limits to how efficient things can get.