No, there are plenty of rare earths around. There are proven mineral deposits several places around the world including the US which haven't been developed int

No, there are plenty of rare earths around. There are proven mineral deposits several places around the world including the US which haven't been developed into operating mines because the demand wasn't good enough to make it a good business bet. When there's more demand, prices will go up a little and people will open some of those mines.