Yeah, Linus doesn't really review anything that in-depth, let alone something that's outside his wheelhouse. He's a good presenter and entertainer and he knows that his primary audience isn't usually looking for walls of information. He presents as many facts as he can while still keeping it...
It comes in and out of stock every couple of weeks, it shouldn't be too difficult scoring one soon-ish. And its hdmi 2.1 issue has a fix in the way of an adapter box, but it doesn't sound like you even need hdmi 2.1, unless you're also planning to game at 4k120hz and don't feel like using eARC...