It wasn’t that Romero wasn’t a world-class designer, it’s that he was good at every part of making games, and he did a great job on a bunch of them, culminating

It wasn’t that Romero wasn’t a world-class designer, it’s that he was good at every part of making games, and he did a great job on a bunch of them, culminating in Doom, but the industry was turning into a place for larger teams and specialists insanely great at doing one thing for long hours (i.e. the Carmacks.) That’s according to the book, not necessarily real life, of course…