Study identifies 4 types of cafe Wi-Fi hogs[ Thu, 10 May 2012 11:57:20 GMT ]It's no surprise to walk into a café and find dozens of people hunched over their laptops, drinks empty, possessions spread liberally about. Many of us have had our share of prolonged coffee shop hangouts, after all. Now researchers at the University of North Carolina have taken a closer look, and identified four different "territorial behaviors" of these Wi-Fi-slurping nomads.