I self-host a lot of stuff. Nearly everything that I use. FOSS and self-hosting is a massive part of my computing experience.
I love reading about people enjoying / exploring self-hosting stuff.
I struggle when people advocate "just self-host it", without giving due consideration to the costs, risks, security considerations, and so on.
I know that I've posted this a few times now, but this discussion seems to pop up quite a lot. So:
https://neilzone.co.uk/2022/07/self-host-it-is-not-the-answer/


), when the ISP prices were high and unaffordable for usual people, but there were a lot of coaxial cables and 10BASE2 (IIRC) network equipment on the market for a reasonable price. So, people just connected apartments and buildings with these cables and had a local network in the block (or between some blocks) for filesharing, gaming in local network, etc… Something like this: 