once you grasp the ergonomics of setCustomValidity() you can go crazy e.g. pass it a multitude of validation rules per input field. unfortunately you’re sort o

once you grasp the ergonomics of setCustomValidity() you can go crazy e.g. pass it a multitude of validation rules per input field. unfortunately you’re sort of back to square one if you want to implement warnings (ie suboptimal inputs but still workable). Edit: While grasping the ergonomics produces euphoria like solving a complex puzzle it’s also a hint at the pain un-initiated colleagues will feel when tasked with maintaining the code.