Virtual reality has been fashionable for a while now. So perhaps it was only a matter of time before fashion became virtual.

Some call it a useless bureaucracy. Others praise it as a key tool of humanitarian aid, peacemaking and global diplomacy.

If you cancel a credit card, what happens to the rewards you've earned but haven't redeemed yet? Do you get to keep them indefinitely? Is there a grace period? Do they immediately vanish? There's no ...