<http://schema.org/description>
"As a publisher of libraries, one might find the need to force a redirect to a specific assembly version in order to fix a bug without requiring a recompile of ... ..."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.hanselman.com/blog/GotchaInNETFrameworkHandlingOfVersionsAndPublisherPolicies.aspx>