It's all partisan politics at this point. And yes, I know who you linked. but if they had written a positive piece, you would have dismissed it.
I am of the opinion that the tax changes are much ado over little, but there is some simplification, and it helps the lower middle class though i doubt that it would help me personally.
There really isn't much for people to get excited about here one way or the other, but for the Left, this is more about preventing Trump from having this accomplishment to point toward. At least be honest with yourself.