Jay Walker founded Priceline in 1998 and jumped to a billion dollars net worth just one year later.

FORBES: Billionaires For An Hour: Danish Lottery Fakes Out Winners

It moves at what Jay Walker called "med speed, " not tech speed.

FORBES: Data, Health IT and Patient Empowerment Can Revolutionize Healthcare

The record we have for fastest-to-a-billion (cash or illiquid equity) is Jay Walker of Priceline, who did it in July 1999, within one year of founding Priceline.

FORBES: Dustin Moskovitz And The Speed-To-Wealth Record

Take Jay Walker of Internet auction service Priceline.com.

FORBES: 200 Global Billionaires