The idea is good, but it should be balanced with the necessity to react quickly when a new version is published with a fix for a vulnerability. It's not an easy balancing act when you keep both in mind.

Error handling is not easy. Having simple rules to apply for complex systems is a good thing. Of course the difficulty is to apply them consistently.

Ever wondered if we could solve the Fizz Buzz with a Fourier series? Trigonometry is magic.