Version control is like an out-of-the-money option, or like a home insurance policy. And just like with an OTM option in capital markets or with a home insuranc

Version control is like an out-of-the-money option, or like a home insurance policy. And just like with an OTM option in capital markets or with a home insurance - the point isn't that you know you'll use it. The point is that you can, if need be, which allows you to take more risk (in your example - delete some code). It's not just psychological, it can be explained quite easily in terms of risk management.