A reasonable service would have the list of connected decices available online for you to disable any of the devices at any time (as well as obviously removing

A reasonable service would have the list of connected decices available online for you to disable any of the devices at any time (as well as obviously removing a device when it's reported stolen). However knowing apple they'd put it in iTunes instead of making it a website (super useful if you're traveling without your computer!), and more likely they just won't do it all.