<http://schema.org/about>
"Ever since being implemented in the early 1900's, considerable controversy has surrounded the use of Daylight Saving Time. The practice benefits sports, retail (the extra daylight after the end of working"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.treehugger.com/clean-technology/daylight-savings-time-could-be-costing-billions-yearly-in-electricity.html>