> I'm a little surprised there aren't more weird OSes going around these days, now that everything runs in the browser except text editors and fancy video games

> I'm a little surprised there aren't more weird OSes going around these days, now that everything runs in the browser except text editors and fancy video games. Don't know what you're talking about, but I've used plenty of text editors and played fancy video games in a browser. The day will come when your can run a hardware emulator in your browser and use to it run your hobby OS or even a C64 image for you to hack on.