Evolving documents into apps

I think personal software is getting more mainstream in the sense that if you look at a lot of people's notion usage. And I don't know where the appetite comes from, but there seems to be a lot of energy around it. When you start building these apps from scratch from a note, you never really notice that you're actually making a big complicated thing. You're just starting out with some text. And at some point you start adorning that text with some functionality and you just keep going and going and going. At some point you wake up and you're like, wait, this is actually quite complicated logic. Am I a programmer or what?