Fame
Not much fame in this career, but there's the potential for more of it than your average postal worker might expect. Especially since the U.S. Post Office has begun to go the way of the dodo.
If you win one of those Academy Awards for Sound Editing, your mug might shine on the screen for a handful of seconds. Your grandmother will be so proud. Although she still tells all her friends you're a sound mixer—whatever that means. Oh, Grandma.