I identify with all that completely! I remember thinking it was really cool when we started to see websites in TV ads and things. My perspective may have shifted since… hah.
I actually posted a reply to that same prompt here: https://changelog.complete.org/archives/10417-the-pc-internet-revolution-in-rural-america It talks about the unique challenges of being in a rural area, as well as discusses cost quite a bit.
Really there with you on Debian bookworm!
Less with Flatpak. It is, IMHO, the wrong solution to a real problem; I install n flatpaks and suddenly I have n+1 openssl, libpng, etc. library versions to worry about, and unknown capabilities and policies for responding to security issues in each of them. Give me Debian unattended-upgrades any day!