About: http://webisa.webdatacommons.org/410021805

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	The only object that touches the disc surface is an intensity-modulated laser light, which carries data and which is susceptible to obstructions, such as vibrations.
http://www.w3.org/ns/prov#wasQuotedFrom	google.ca