I know what you are doing Mr G and I admire you for it - TG used to be populated with informative posts about different ways of achieving 'the same thing', some of which suit one particular workflow and some others - but the world moves [staggers?] on...

but actually I am hard pressed to think of any situation where I would want to unerase which is not covered by ctrl+z

for some reason 'painting the roses red' came to mind just now, I hope it does not presage either of us losing our head