Consumers will stop buying and nobody will care.
Governments won't care as they get lobbied to look the other way.
Nvidia is to big if one small change they do can bring the global market to the breaking point.
In short time new car prices will rise. It will cause lower demand and higher demand for used cars. Which will have high demand low supply fairly quickly, which snowballs on and on.
Nvidia are essentially restarting the covid market. Insane "chip" prices and it'll snowball into other areas.