I believe Gutenberg is a visual editor that WordPress uses, it has buttons that let you insert blocks throughout the page I think

I would, if my Samsung phones didn’t have locked bootloaders.

It sounds more like they are suggesting that you shouldn’t buy a Surface as to not support Microsoft’s stake in the market. But hardware level tracking does sound pretty spooky if they were actually able to pull it off and make it worthwhile. I’m with you though, I doubt it