64kB of RAM was really quite a lot in 1981, that's about $650 today. Funnily enough I recently bought 64GB of RAM for a desktop PC (which is really quite a lot

64kB of RAM was really quite a lot in 1981, that's about $650 today. Funnily enough I recently bought 64GB of RAM for a desktop PC (which is really quite a lot) for £200...