About: http://webisa.webdatacommons.org/222889048

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	'Has been needed' would make it sound like you were talking about the past up to and including the present, but not necessarily into the future.
http://www.w3.org/ns/prov#wasQuotedFrom	straightdope.com