The new Adobe acrobat 3D capability is one of many ways to view 3D models and related annotations.
I have explained a new process and it certainly includes the outside suppliers, including over seas. And I have presented it in conferences many times.
It seems there is so much to explain that it goes beyond this forum. Don't forget, I actually get paid to teach and implement the new technologies and processes.
Your arguments are all so common but the reality of it is that there is a certain denial in order to maintain the old ways. I can't change that only you can.
Again, I have the task on my list to provide more in depth examples, but for now I am pretty busy helping those who see the future.