About: http://webisa.webdatacommons.org/177084273

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	On a bunch of forums they are saying that some of the HD is filled with stuff (trailers, demoes, etc), and the rest of that missing memory is reserved for the 360 to use to load games and levels more quickly.
http://www.w3.org/ns/prov#wasQuotedFrom	1up.com