That would be 4.
Inspect element, go to "Console," write "document.designMode = "on" and press Enter you can edit almost anything on your page by just typing.
Have you tried the others? [3.] is definitely a hack. For [5.], back in Mac OS9 I had a set of five icons that looked like a book, so you could stack five folder's icons to look like a bookshelf. Click on any one and it would take you to a different result.
It's weird seeing my own [truthful] words in dark mode.