This should be standard practice when you're switching to any new thing (editor, codebase, application, etc.) and is the reason why we have things like continuo

This should be standard practice when you're switching to any new thing (editor, codebase, application, etc.) and is the reason why we have things like continuous integration and Joel Spolsky ranting about starting over from scratch. Going completely cold turkey on the old and diving straight into the new is a really tough way to go.