If it works fine., if it don't fix it. Who lands on a nice page checks the validation and try's to find a form to complain. I do admit if you are up to your arm in crocodiles it is sometimes difficult to remember your task was to drain the swamp. So in those cases I suppose it will help.
I'd Like a fair swat at that if you have time Jo. I respect your knowledge at coding. A html debugger would be good. Especially when I am up to my armpits in those bitey critters. It would sure be an improvement to my language