because "i'm bored" ideas for things to do

geeky but yes i put linux on a old spectrum

So you’re Jim MacArthur ?

That’s actually a Toshiba Libretto 110 (x86) with a ZX Spectrum keyboard and lower case:
http://srimech.com/zxlaptop.html

AFAIK, there is no linux kernel that will run on the Zilog Z80 microprocessor, as used in the Sinclair ZX Spectrum … but don’t quote me on that.