Jack Kitchener, product manager for graphics cards at Ebuyer said the mining boom was driving "huge demand" for cards. "Unfortunately for gamers wishing to purchase cards to build or upgrade their ...

Called Whatnot because it sells a vast array of consumer goods, it is fueled by the boom in baseball cards. “A card is sold every second,” said Wilson, who oversees all of Whatnot’s categories.

Poker players are flocking to Boom Fantasy, which has been providing daily fantasy sports contests to users for nearly a decade; most recently gaining fans with the popular Pick ’Em style format.