As technology pioneers, we are inundated with new gadgets, services, apps, messaging, games, and media. We’re doxing, vaping, and Lyfting. And that means there are new rules for how to behave. Is it ok to answer an email during dinner? Is Google Glass ever cool? We got some help from Jerry Seinfeld, keen observer of social mores and foibles, on how to cope with modern technology… and whether it’s ok to “Like” a Facebook posting that someone died.