There is no way to know ahead of time what kind of contractor you are. And if you're not making an active effort to bill as much as humanly possible for the minimum amount of actual work, you are bad at business.
Deep Neural Networks who try too hard to maximize or minimize things will take weird misaligned actions. https://www.youtube.com/watch?v=Ao4jwLwT36M
I won't go into details, but my experience from the past year of trying to minimize the chances of losing my home and work visa has provided ample evidence that this also applies to human mental health.
> There is no way to know ahead of time what kind of contractor you are.
Which is why any strategy that resembles "fire and forget" is a poor one for anything that hasn't been repeatedly tested before with mostly the same components.
It's better to have a process where you repeatedly get visibility into a risk than to imagine that you can wall yourself off from it.