Then those schools will be disincentivized to charge people for degrees that won't pay for themselves, which is good

which will result in more people going into degrees where people can be employed quickly at solid wages, which is good

which will result in a scarcity of people going into the fields you mentioned, which will increase the wages in those fields which will incentivize people to go into them

this, like most things, is a supply and demand problem, and we have created too much supply in certain areas