* vCard. Doesn't matter what it really looks like as long as it's both
* unique and consistent (because we use it for replication checking to
* delete the old vCard network-wide when the user enters a new one).
* vCard. Doesn't matter what it really looks like as long as it's both
* unique and consistent (because we use it for replication checking to
* delete the old vCard network-wide when the user enters a new one).