You seem to be assuming that because you can doing something easily on your home network it would be easy to do it on a production network. Where was your test

You seem to be assuming that because you can doing something easily on your home network it would be easy to do it on a production network. Where was your testing and from all locations used by your corporate clients? Where was the part where you had to predict the impact on end users with incorrectly set up dual stack trying to access the IPv6 site first and get buy in from the people affected? When did you produce the change request documentation and have it approved? Things that are trivial for home and development environments are not trivial once you have a production site that need to stay up.