Because the type cost 40 grand.
So the plane costs how many of millions? That is like not buying floor mats for your car because they cost 50 bucks.
There is a very good flight dept by me that hires guys to fly GIV's and GV's that have no G-whiz time at all. It is more who you know there, than anything else.
As for the insurance. I can pay more or less for my car insurance depending on what deductible I have. The bigger, the less per year. You get the point. Just a scape goat or cheap skate with all these requirements.