> Nobody can afford not to use it

The games market has a massive oversupply. It's not enough to just "make a game", you have to make a good one. That is to say, better than all the other things your audience could be playing. Cheaping out is literally not an option. You can cheap out in one area to spend more effort in another area, but you can't just say "this is cheaper therefore it will be the default" because the default isn't good enough. Most games fail