About: http://webisa.webdatacommons.org/160896791

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	At the end of the letter, he does suggest that walled gardens are a bad idea, but it does not sound particularly convincing, after what came before it.
http://www.w3.org/ns/prov#wasQuotedFrom	techdirt.com