If you're willing to spend a bit of time on this, I'd really appreciate a list of at least some of the things that feel slow compared to Chrome when you try to

If you're willing to spend a bit of time on this, I'd really appreciate a list of at least some of the things that feel slow compared to Chrome when you try to use a current Firefox nightly. It's a lot easier to fix things we know about than things we don't know about. ;)