Only use jellyfin. Have a list of things want to update… but it works for now.
Yes that is a laptop usb cooler used as supplemental placebo cooling. Also a pc fan I have propped up against the hard drive feeding into the pi.
Can’t recall last time used the ps4 or switch. But they’re there
No but you don’t need a lot of horse power for just gigabit
you do if you want more than just a router
Don’t put all your eggs in one basket. Separate out your stuff so that one failure doesn’t cause the end of the world.
having another one of these in a cluster is not off the table, but for now size is a priority. its all backed up with another router to take over if needed.