Nolan Bushnell doesn’t have to worry about a legacy as an entrepreneur. He’s already got several.

But the creator of Atari, Chuck E. Cheese’s and several other ventures (including his latest, Brainrush, a site focused on learning games) isn’t someone who enjoys sitting around. Instead, he focuses much of his time on figuring out what business to start next.

Read more at CNBC.com: 4 key business tips from the man behind Atari and Chuck E. Cheese’s