Products also get really nuanced at the higher "Power user" skill levels since users tend to specialize their skills in ever more specific ways.
For instance, in my line of work if you are a 3D generalist, it won't matter a ton what of the top 3 or 4 animation packages you go with, but if you specialize in really really high end character animation it matters very much.
Taking it even further, if you are setting the bar for character animation the way Pixar or Dreamworks does, you'll be using highly customized very specific tools written directly to handle the specific requirements of a particular film script.
For instance, in my line of work if you are a 3D generalist, it won't matter a ton what of the top 3 or 4 animation packages you go with, but if you specialize in really really high end character animation it matters very much.
Taking it even further, if you are setting the bar for character animation the way Pixar or Dreamworks does, you'll be using highly customized very specific tools written directly to handle the specific requirements of a particular film script.