It's not worth the energy or space.
I don't think the labels are important, but I think there are some core issues that are, and those issues are going to be divisive along those lines.
Is FDR's "blank check" interpretation of the Commerce Clause wrong? Are we ultimately shooting ourselves in the foot by saying "Well, it isn't really right, but as long as we've got it, let's try and use it to our advantage."?