Well, sure, but it doesn't change brush presets now does it? That normalmap plugin looks like it could be handy but I like the results I get from a displacement modifier + multires sculpting in Blender. It takes more time and situationally it is still useful to use that plugin or Awesomebump (a Crazybump knockoff that runs…
Well, I am probably an exception to the rule but I'm much less likely to buy software licenses if the software doesn't run on Linux. I will occasionally make exceptions for software that's unique like Zbrush, IPackThat, Toolbag, or Substance Designer (both of which I have a license for) but otherwise I almost never buy…