He said he left an answer-phone message saying he had discovered his wife was having an affair and had run over her boyfriend, so he would probably not be available for the rest of the trials because he was "going down for murder".

BBC: Police at Jubilee Park - archive image

The fear of rejection when someone doesn't answer a Facebook message lacks the impact of an ignored phone call, according to Wallace.

CNN: The lost art of offline dating

Despite the rudeness of doing so, 64 percent of employees report that they will ignore a meeting in which they are participating to answer email, answer a cell phone, update their social status, or send an instant message.

FORBES: Written by Yaacov Cohen