graphic drivers

When I tried Linux Mint i had xserver-xorg driver and it worked ok but ofc you cannot play games with it So i updated the drivers and after this i get black screen after entering into the system I then tried Xubuntu and it also became black when entering the system (No login, etc.) I am using...

According to the news, Nvidia is discontinuing the RTX 2070 Super graphic cards (or has already). I purchased this card last year September and have had a really good experience with it. My question is: will I still be able to obtain appropriate update drivers going forward? I am not that...