| http://www.w3.org/ns/prov#value | - By Alexia Elejalde-Ruiz, Chicago Tribune Cellphones, for many people, have morphed into an extra appendage, always within reach except for that time you accidentally left it at home and suffered a minor panic attack.When people can not get through dinner without responding to their phone's pings, or they avoid vacations for fear of being somewhere without cell reception, or they so restlessly check
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