And now it looks like a gas station bathroom!

I didn't say Abe Lincoln I said Hey Blinkin

Nah. As long as your instance is federating with all the ones that you want to interact with, there isn't much of a reason to have multiple accounts. However, if you want to see and interact with content that your main instance has blocked, you might then make another account.

Sync is closed source, while most of the other apps are open source. So you can't see or modify the code of Sync.

How could I have forgotten iTerm2... These are all great suggestions though! Going to give Amphetamine and IINA a try!

These are the Mac-exclusive apps I use regularly on my MacBook Pro 14" CotEditor Amazing open source text editor just for Mac BetterSnapTool for snapping windows (old school I know) Image2icon is useful for making my dock icons consistent TopNotch because the notch is annoying TG Pro because Macs get hot Keka because sometimes you run across a RAR or 7z file

These are just Mac apps, but I also use a bunch of cross-platform apps

I'll keep using Firefox until I'm dead or it's dead!

Have you considered installing a custom ROM? That's what I do especially if the phone is still totally functional. It looks like Lineage supports the 4A https://wiki.lineageos.org/devices/sunfish/