This would save young Americans from going into crippling debt, but it would also make a university degree completely unaffordable for most. However, in the age of the Internet, that doesn't mean they couldn't get an education.
Consider the long term impact of this. There are a lot of different ways such a situation could go, for better and for worse.
Ah yes, let's make getting an accredited degree something only the wealthy can afford, that'll do well for the working class you betcha.
Class mobility is stagnant enough, I truly cannot see any upside to this for the vast majority of people.