Raspberry Pi vs ZX 81

My first computer was a ZX 81 – cost £69.95 (assuming Wikipedia’s correct; I can’t remember!) That’s c £236 (This is Money) or 0.3% of an average house (House Price Crash). Came with 1kb of memory (expandable to 16kb) – Operating System & Keyboard inc; monitor required (monochrome output). The Raspberry Pi goes on sale…