Fact is, Nvidia has the vast majority of market share: https://www.techpowerup.com/337775/nvidia-grabs-market-share-amd-loses-ground-and-intel-disappears-in-latest-dgpu-update
It’s inexplicable to me. Why are folks ignoring Battlemage and AMD 9000 series when they’re so good?
Alas, for whatever reason they aren’t even picking existing alternatives to Nvidia, so Nvidia suddenly becoming unavailable would be a huge event.