Accept certain inalienable truths: connection speeds will rise, techbros will grift, you too will get old-- and when you do, you'll fantasize that when you were young websites were light-weight, tech founders were noble and fonts used to be bigger.
Respect the W3C.
Ask for help and people will support you.
Maybe you have a patreon, maybe you have venture capital funding; but you never know when either one might run out.
9/10