On: ZX81: Small black box of computing desire

[bootload]

"... The Sinclair ZX81 was small, black with only 1K of memory ..."

It was also small, white with 1k of memory if you bought the 8K ROM upgrade chip (which I still have somewhere) for the zx80 ~ http://www.flickr.com/photos/bootload/sets/72157607718005837...