- One of our book carts is so old, the wheels are made of wood.
 - One of our carts is so old, it was used to haul away victims of the Black Death.
 - It's so old that when Johannes Gutenberg gave it to us, he said that as soon as he invents a way to mass produce books, he'd want it back.
 - It's so old that the first time it won a "pimp my bookcart" contest, the contest was called "cuckold thy book cart."
 
Okay, here's the video: