Cruz nor Trump nor any other President will do anything about Obamacare EXCEPT sign bills sent to them by Congress.
Cruz right now has more power to repeal Obamacare than he will when he is President and he and every other Republican in congress has done exactly two things about Obamacare.
1. Jack
2. Schitt...
you are confused - look how many executive orders OblaBla has issued to support ACA. The next prez can issue another Exec Order rescinding all previous exec orders. Obamacare would self-implode.