## The Billion-Dollar Sharpie

A 1986 Fleer Michael Jordan rookie card is made of cheap cardboard and ink. But if you take that cardboard, lock it inside a sonically-welded plastic slab, and pay a company called PSA to print a tiny sticker at the top that says "Gem Mint 10," the math of the universe breaks down.

### FAQ

**Q: Why is grading trading cards just legalized gambling?**
A: The Arbitrary Multiplier. The condition of a vintage card is judged by a human employee using a magnifying glass. If they see a microscopic white scratch on the corner, they give the card a "PSA 9". If they don't see it, they give it a "PSA 10". The difference between a PSA 9 and a PSA 10 is often mathematically invisible to the naked eye. However, the open market assigns insane premiums for perfection. A raw, ungraded card might cost $250. A PSA 9 is worth $400. But a PSA 10 is worth $4,800. "Flippers" treat the $40 grading fee as a slot machine pull—hoping the human grader is in a good mood, knowing that a subjective "10" rating instantly yields a risk-free 1900% ROI on a piece of cardboard.