I felt the same, but I’m reading through this book and so far it’s been helpful for understanding and setting up system flakes: https://nixos-and-flakes.thiscute.world/

Fastmail is fantastic.

I get 500 Mbps on 5G home Internet on a bad night. I would still take fiber over 5G any day, but it can be much better than you’ve seen.

Every day. Removing them is ridiculous and pointless.

Many do. I use labels on Fastmail and it’s great!

NewsBlur is great.