Having been on long term sick leave for 15 years means you have to do something with your time and I spend a lot of it learning new things to various depths. I now understand why some (though not all) older people are angry: when you know a lot about a lot you see how bad many things are. There's so much inefficiency, shit design, shit quality, shit shit everywhere. It hard to not let it get to you.

boy are you one of today's lucky 10,000!

Search YouTube or revanced or whatever other free service for Technology connections, also the alt channel Technology Connextras.

This man managed to make a 30 minute video about door stoppers that I watched to the end

Bro's got multiple, hour+ long, videos about various types of heat pumps.

Hours of videos about dishwashers too