How many times today have you texted or emailed while talking to someone else? How often do you sit with someone and engage with your phone rather than the human being across from you? How frequently does a glance at your inbox inject you with a fresh dose of anxiety? At our recent panel at SXSW Interactive on women's online "performance anxiety," we talked about the pressure women feel to present their ideal selves online, but the conversation ultimately turned to the enormous amount of time the...