Don Tapscott: Four principles for the open world | TED Talk Roger on 30/12/2020 Don Tapscott: Four principles for the open world | TED Talk Related Category: Notes Post navigation Previous: Previous post: Do you think the XYZ formula by Steve Blank could work for other purpose when you pitch ? “I help X to do Y by doing Z.” X=audience Y=the problem Z=the solutionNext: Next post: Blockchain Revolution: How the Technology Behind Bitcoin and Other Cryptocurrencies is Changing the World