About: http://webisa.webdatacommons.org/213601273

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	I would like to know what are the adoption rates of this service, and whether there are any pitfalls to using social sign-up, e.g. users wary of their Facebook accounts being raided by the host site?
http://www.w3.org/ns/prov#wasQuotedFrom	stackexchange.com