Wow, that is so laughably wrong. If anything the UI is often as complicated and difficult as possible so that the company can generate more money by selling training packages or licensing other companies to do training.
Autodesk makes a mountain of money off of this stuff.
If you don't want to be a "Renaissance level expert at everything" then either give up on 3D or stay narrowly focused on one aspect of the pipeline and learn that well.
Blender doesn't fall short in either department. It's just different. Get over it.
This is just as bad as Max people whinging about Maya being stupid, broken, and useless.