The ruling was 6-3 with Clarence Thomas, Samuel Alito and Brett Kavanaugh dissenting.
Kavanaugh's dissent is particularly peculiar as he wrote 'refunding tariffs already collected could be a “mess” with “significant consequences for the U.S. Treasury.”'
So, the justification is that undoing an illegal act is going to be unwieldy for the govt, so presumably, as a corollary, the govt must be allowed to continue doing illegal acts. This honestly reads as a blanket support for Trump personally, than any reasoned legal argument.
I think this is normal for the supreme court, I've heard that they largely upheld abortion in the 1992 case because they thought it would be a mess to undo, even though they thought the original ruling was unconstitutional.
One day, I decided that I would quit, and what followed was around 8 days of the worst headache I have had in a long time.
Now, I wake full of energy and feeling sharp.
The smell of coffee makes me want one, but the dullness and headache are good deterrents.