My experience as well but using the ZX-Spectrum. Trying to figure out why the machine code I hand translated from Z80 assembler crash the computer taught me a l

My experience as well but using the ZX-Spectrum. Trying to figure out why the machine code I hand translated from Z80 assembler crash the computer taught me a lot. No internet to ask for help. Just a book explaining how to program the ZX-Spectrum using machine code. I was 11 at the time.