But cars, computers and airplane flights are complex, too...
I wouldn’t want to have to start reading up on which cancer drug I should take if, God forbid, I had it.
Buy a lousy PC, you can return it or get mad you wasted some money.
Pick the wrong med, well...
My BIL’s insurance has an I Teresa g feature. Your doc says you need Scan A and Procedure D. The insurance company provides you with a list of local vendors who do Scan An what they charge and their results profile. The same for Procedure D. They let the customer make the choice.