I agree! I particularly liked the one using a two-way plastic mirror and webcam, so that you can maintain eye contact when you're video calling someone. Similar principal to a teleprompter.
For fun, keep count of how many times Matt does something that you wouldn't have thought to do on your own, which would torpedo the whole project or be way too hard to self-diagnose.
I hit about 20 before I said "this project is way beyond my skill level." But I still got a vicarious sense of pride from watching his success!
He created an amazing 'desk PC' with computer components housed in a slim, completely silent enclosure and placed under a fold-down desk.
I know, right. My MacBook Air from 2015 went bust. I was looking for ideas to reuse some of the stuff when I encountered his "making a dual screen laptop video" [0]. There's ton of fun stuff he does with broken LCD screen, the camera module etc. I remember binge watching the entirety of his channel.