With the revolution around 1980 of PCs, the spreadsheet programs were tuned for office workers - not to replace office workers, but it respected office workers as being capable of being programmers. So office workers became programmers of spreadsheets. It increased their capabilities.
I grew up in Adelaide, Australia. No one in my family had finished high school, and I was smart at mathematics, so I became an academic and got my Ph.D. in computer science at Stanford. I didn't set out to be a businessperson.
Computers sort of came around through games and toys. And you know, the first computer most people had in the house may have been a computer to play 'Pong,' a little microprocessor embedded, and then other games that came after that.
I moved to MIT from Stanford in 1984 to teach, and became the founding director of MIT's Computer Science and Artificial Intelligence Lab.