You can keep trying to spread the distinction, but I doubt the population at large will ever care enough to accept both terms; you'll just end up looking nerdier, which seems to be what you're trying to avoid.
Exactly. It's like trying to draw a line in the sand between "scifi" and "SF" . . . you can try all you want to get the rest of the world to recognize a distinction, but the rest of us will just keep being Trekkies and scifi fans . . . .