About: http://webisa.webdatacommons.org/443686261

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 biggest factor is time turned on though. 8 hours a day cuts any power use number to 1/3 versus 24 hours, that may be a more 'normal' (probably high really) per day use and changes the payback to over 9 years.
http://www.w3.org/ns/prov#wasQuotedFrom	techreport.com