As an attorney, I’m curious as to how you think a constitutional equal protection issue is at stake here. I’m unaware of any case law that would suggest so.
I didn't actually read it, so I'm not sure how sound his argument is. Even if plausible, it's obviously just an article by a recent law grad and not actually the clear controlling law today.
https://www.citylab.com/life/2018/01/the-case-for-the-case-a...