A lot of things are usually not difficult in the absolute sense. It's not just the building of it but the testing/verification of what's built. 1 major proble

A lot of things are usually not difficult in the absolute sense. It's not just the building of it but the testing/verification of what's built. 1 major problem with a lot of use cases is there isn't enough test coverage and hence confidence in the change. Some people / companies find it easier to just pay the difference.