/**
* Determines if a user object is cacheable. Out of paranoia, admin's are never cached.
* @return boolean if object can be cached
*/
public function isCacheableObject()
{
global $gBitSystem;
return parent::isCacheableObject() && (!$this->isAdmin() || $gBitSystem->isLive());
// Do not cache admin object for live sites per paranoia
}