Odds of Hanging On
Your odds of hanging on are good, for the same reason that your odds of getting in are good. Once you know your stuff, you'll always be in high demand. Now you can teach the young 'uns why you're calling out "Speeding!" all the time without actually ticketing anyone.
It's the actors who have a harder time jumping from one project to another—they may be right for this part, but not for any they audition for during the next six months. Your skills, on the other hand, are transferable to just about any project. You knew you made a smart move dropping out of Juilliard when you did.