Apple co-founder Steve Wozniak has signed on as chief scientist of data storage start-up Fusion-io. But the really big news about Wozniak is his agreement to appear in March on ABC's Dancing With the Stars. "I'm not a fluent dancer. There was an 'Oh, my God' moment of fear," Wozniak says. "I wondered if I'd be able to learn my steps by the time we go on air."'¦Mark Cuban, co-founder of Broadcast.com and owner of the Dallas Mavericks (and also a contestant on Dancing With the Stars, in 2007), has launched "The Mark Cuban Stimulus Plan" on his website, at blogmaverick.com. Cuban says he will help fund innovative ideas in exchange for entrepreneurs publicly posting their business plans on his site. "The idea is not just to help you," Cuban writes on the site, "but to figure out how to help the economy."'¦February was a good month for Phreesia, a New York City-based business launched by Chaim Indig and Evan Roberts. The company, which makes electronic tablets that replace clipboards in doctors' offices, raised $11.6 million just as President Obama targeted almost $20 billion for integrating IT into the health care industry. "The health care system needs technology to gain efficiencies," says Indig, Phreesia's CEO. "That's great for a company like ours."'¦Kid Rock is working with specialty beermaker Michigan Brewing Company to produce a new craft beer, as yet unnamed. The brewer will invest $7 million in the project, which could create some 400 new jobs for Kid Rock's home state.