Most of us are carpenters since carpenters don't build literally the exact same thing over and over either. They build similar stuff like decks and houses over

Most of us are carpenters since carpenters don't build literally the exact same thing over and over either. They build similar stuff like decks and houses over and over. But they're all different to some extent. Programming is the same. The exact functionality is the different but they're all accomplished using more or less the same techniques.