A Revealing History of Lotto Scratch-Offs
Two things happened to John Koza in December 1972 that would perpetually neuter the course of state - shop gaming . First , Koza earned his Ph.D. in computer science from the University of Michigan , cutting him loose from academe . Second , the companionship he worked for part - time fired him , free up the residue of his docket . Koza had been an employee of J&H International , a business firm differentiate in promotional gaming cards that werepopularwith food market stores and gun station in the 1950s and 1960s ....