reasonably important, if you're never connecting your lg tv to any network, and just connecting it to an AppleTV or something and letting HDMI-CEC control it so you never even see their OS.
Exactly this. And with an Apple TV 4K Ethernet, you've got a bonus Thread border router for smart home devices. I actually didn't even realize that initially, but was very pleased when I found IKEAs latest round of Matter over Thread devices paired nicely with it and my existing Home Assistant + Hue setup.
If you care about malware you do not plug it into the internet. I think windows computers are pretty mallwareish as well or at least spyware. People who buy Oled buy them because they care about PQ.
If you care about home cinema it's important. There's a pretty big jump down. You can look up the specs and reviews of the C and G series from LG. Anecdotally quite a few times when people see my 7 year old LG C9 I've had them ask if it was some new expensive TV as they are so impressed with the picture.
Exactly. If you get the best today it'll be the second best tomorrow anyway. Absolute position is undetectable, you can only perceive change. Use that to your advantage and stay off the treadmill.