I feel like you have the wrong idea of what hacking acting a actually is... But yes, as long as you don't do anything too stupid line forwarding all of your ports or going without any sort of firewall, the chances of you getting hacked are very low...
As for DDOSing, you can get DDOSed with or without self hosting all the same, but I wouldn't worry about it.
If you're a beginner... or hate jank, don't use Arch. And make sure you're using a desktop environment that supports Wayland (GNOME or KDE). Gaming on X11 can be buggy, janky and inconsistent
I know, but a library or a piece of software should explain it's own functions. I might know my way around the tech stack, but if you don't explain what your library does, I have no way of knowing it...
That documentation is supposed to explain how a thing works to people who don't know how it works. I know, sounds extremely obvious, but you'd be surprised how much documentation out there is written in a way, expecting you to already know what it's talking about. No. I do not. It is the documentation's job to explain ME what IT is talking about...
I've been running TrueNAS scale for a while and my only issue with it has been having to create a virtual bridge so that my VMs can ping the host and vice versa, been a pretty smooth experience other than that. As for the performance overhead... my replacement server is VERY beefy, compared to my old one so I couldn't care less lol.
I am not gonna be changing my drives, just the server itself and just wanna make sure I don't screw up my ZFS pools, as that does not sound fun. As for the hardware I'm looking at itself, it's not new ( a used server) but it's sure as hell better than what I have now I'm
I've never gotten the point of ultrawide. It's bigger and more expensive than 3 monitors, yet can fit as much as 1... Because yk, you can only have 1 fullscreen window per monitor.