Ok but maintaining a web browser that supports a ton of small features that nobody-except-me-and-my-cousin are using has a huge cost; you don’t support obscure

Ok but maintaining a web browser that supports a ton of small features that nobody-except-me-and-my-cousin are using has a huge cost; you don’t support obscure features just because someone somewhere is relying on it (relevant: https://xkcd.com/1172/ https://xkcd.com/1172/).