Ok, I get your point, but in practice printing this much money is going to also increase the velocity, is it not? Who's going to just keep $1T in a vault and l

Ok, I get your point, but in practice printing this much money is going to also increase the velocity, is it not? Who's going to just keep $1T in a vault and let it rot for a century? And if we expected that to happen, why even print it?