It’s kind of interesting to remember that those 8-bit computers essentially booted up in a BASIC REPL. Starting an input line with an number was adding to your

It’s kind of interesting to remember that those 8-bit computers essentially booted up in a BASIC REPL. Starting an input line with an number was adding to your code, otherwise, whatever you typed would be executed immediately. I remember being confused about how Pascal worked because how did you input a program without line numbers? The whole concept of a programming editor was alien to me.