Trump is just Trump. Always has been. Same things said about him 20 years ago apply today. All talk and bologna. The follow through on anything has always been horrible. It ain't complicated and he isn't doing some great negotiation.
He isn't a great negotiator. An unethical dude that will screw people and just try to fight the backlash.
And one day you will always have to face the music no matter how good people think they are at kicking a can. Might your kids that face it or their kids but you always one day have to face them music. So yeah, our debt does matter.