1) the ban is a political tactic to distract from things like the collapse of
2) as such, the ban is temporary. the administration knows it's unconstitutional. they know it's a waste of time; that's the entire point.
3) the judiciary is actually taking the bait in pushing down unusual and obviously political rulings, but we'll have to see how long that goes on for.
if the judiciary would have ruled in favour of the ban, it would have run out. if they rule against it in the end, it still runs out. this outcome is not in question: it will be gone in a few months. but, what is he ramming through while you're not paying attention?