The thing is, that is the short term benefit. The long term effect could be is that we be dependent on the exporting party and they can start charging higher prices. Generally it is not in your favour to be dependent on another party.
Because Trump doesn’t want to give any win to the democrats. I wish there was truly more to it. https://www.nbcnews.com/politics/congress/republicans-kill-border-bill-sign-trumps-strength-mcconnells-waning-in-rcna137477
Some people want to red rid of them, but by far more people want to keep it, 55% for the monarchy vs 24% for a republic
I get your frustration but you can’t solve one extreme/problem by another. That just creates different problems. And I believe you’re smart enough to realise what problems that would be. But yea, affordability is definitely a problem that needs to be solved. Getting exploited is never good. Sadly that rich people problem is present in more countries, including China. (not talking about the size of the problem, that is a point of argument of course)