Honestly I’d not recommend Wordpress at all. It’s quite outdated and therefore a pain in the ass to extend. There are more modern solutions like Craft CMS, Kirby CMS or Laravel with Filament, though ActivityPub support might differ depending on the platform.

What works best for me is the web version on desktop with an ad blocker. Runs relatively smoothly, no annoying ads.

Exactly, for the topic of cybersecurity you could take the metaphor of a fort that is under constant attack and has to be defended for example and you could explain it reasonably well to people who lived thousands of years ago.

I don’t know, as a millennial I always heard people that I don’t know cassette tapes or vinyls or slide projectors when I was a kid. I was in fact familiar with all of those since this old stuff doesn’t just disappear and was still used around me in some capacity.

Facebookification should be a term. I think every platform that tries to grow at any cost will attract a certain audience that will ultimately make the platform less desirable. Like those spamming pins in facebook comments to get updates on the post instead of turning on updates in a context menu.