About: http://webisa.webdatacommons.org/289037549

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	Also, for high bandwidth communication such as voice (which these instant messaging programs also offer) going through a central server is perhaps not ideal from an efficiency point of view.
http://www.w3.org/ns/prov#wasQuotedFrom	blogspot.co.uk