Tech expert Michael Schrage calls voicemail "an anachronism" whose time has come and gone. Could e-mail be next? Schrage argues that people prefer scanning texts than listening to voice messages. Highlighting it as a demographic phenomenon he says, “I don’t think there’s anybody I know under the age of 30 who listens to their voicemail.” The era of e-mail is going to vanish too because people are using LinkedIn and Facebook, Yammer and other social media...