Not what you asked, but what you need to hear instead.
Sure, it’s easier not to confront any of your problems, and act like 100kg is still “skinny fat” somehow. But wallowing in self-pity isn’t going to make anything better, and it’s the worst for your social life, which in turn is the worst for your mental health.
I don’t expect you’ll hear this either, and that’s okay. I hope you find your way out of your misery at some point.
That makes 0 latency in the monitor, but how much latency is there in the drivers that convert a digital image to analogue signals? Isn’t the latency just moved to the PC side?