1. Gotta be ancient.
  2. There's a drive-in in Elizabethton, TN that's still operating.
  3. Estill Springs, TN, built a 3-screen drive-in a few years ago. No speakers - they transmit over FM frequencies.
  4. That would be cool. Especially if Salty would let you borrow his car.
  5. can opener?
  6. nope
  7. How bout this short lived invention?

    Don't click on the pic, it gives the answer away.
  8. penis pump?
  9. How in the hell is that not a can opener?