Nobara is a Fedora distro(essentially backed by IBM) by Glorious Eggroll (developer who made Proton GE) designed to be more gaming user oriented, as many of its preincluded configs and applications were tailored to gamers.
It seems the fixes are mostly related to better onboarding and avoiding the terminal for basic stuff, like adding yum repos. If you're already familiar with Linux it shouldn't offer you much beyond the nice-to-have kernel patches and better Nvidia compatibility.
It's also preinstalled with Steam and Lutris, and includes a pile of graphical tweaks for running games and video editing suites like daVinci Resolve, etc.
No chance the crypto-mining trojan can make any money for it's creator, Norton uses up all available processing power doing whatever the fuck it is that it does.