From time to time i meet some cyclists that start laughing when they see my huge motorcycle/caravan/boat or whatever chain. When i tell them that the one they have can be opened in just a few seconds, they stop laughing. Mine is not much better anyway with the proper tool and the right condition maybe 5 or 10 minutes, a NY krypto fah a little less maybe but not much. But when you add a second lock and other layers of security...