AN Israeli entrepreneur (企业家) has come up with a new way of staying in business. When Facebook threatened Rotem Guez with a lawsuit (诉讼) over allegations (指控) that his company had violated the social networking site’s terms of service, Rotem Guez responded by having his name legally changed to Mark Zuckerberg, who is the co-founder of Facebook. He now has the ID and passport to match his new identity.