About: http://webisa.webdatacommons.org/197425300

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	Yeah because poor people are well known for a) their disposable income to spend on electronics other than cell phones and b) their desire to read books often enough to have a dedicated device for it.
http://www.w3.org/ns/prov#wasQuotedFrom	slashdot.org