Don't forget the time Parsons showed up at a domain conference with bodyguards. I heard they almost started a fight with people trying to use the elevator because his body guards claimed nobody could ride the elevator with him for security.
They won't answer because they know it violates the ICANN/registry rules and any statements could create a liability to the company. They used to say it was for "security" but ICAANN said they couldn't use that reason so now they just don't give a reason and ignore any complaints. This issue has also gone to the US DEpartment of Commerce who oversees ICANN and they won't do anything or respond either. Cathy Smith is the attorney for the UJS Department of Commerce at
http://www.ntia.doc.gov/ntiahome/orgchart.htm
However, they will look for excuses to blow you off as they are government employees who don't care other than ICANN provides them with free vacation trips around the world.