Reeducating a million users is far easier and more productive than introducing a billion potential users to an ugly, cumbersome, and transactionally costly-to-communicate legacy naming convention.
Like Pol Pot? I think you will find stiff resistance amongst the libertarian-oriented community of early bitcoin adopters.
I'm planning to sell a bitcoin shirt soon. I'll probably price them at the low, low price of 39 milliBTC each.