About: http://webisa.webdatacommons.org/74480109

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	Apple II was launched in 1977 and by the 1990s the personal computer was a standard item for most middle income households.
http://www.w3.org/ns/prov#wasQuotedFrom	iec.ch