My One Definitive Takeaway From SCOTUS Argument on Birthright Citizenship

The Supreme Court heard oral argument on Thursday in three (consolidated) cases involving challenges to President Donald Trump's executive order regarding birthright citizenship. I listened to the argument and have a few takeaways that I'll share here, but there are some preliminary matters to address before I do that.First, as explained previously, today's argument was not about the merits of the executive order (though they necessarily were discussed to a degree), nor was it about the merits of nationwide or universal injunctions in all contexts. Second, even the most learned legal scholars (which I most assuredly am not) will tell...