That calculator led me into a 40-year programming career! From building it came building a 6502 micro then self-taught assembler, Forth, and contract programmin

That calculator led me into a 40-year programming career! From building it came building a 6502 micro then self-taught assembler, Forth, and contract programming jobs (first one: a multi-user homegrown-networking accounting package in Forth for a UK water utility).