Following on down this path.... .. .My recent jaunt overseas included using a plastic knife. Apparently a metal fork is okay and the two bottles of duty free are safe but the knife is a no no.. .. .As to the above assertion that the corkscrew was kept under lock and key, yeah, on the bench in the galley with the FA's attention elsewhere.. .. .Shoelaces? Where do you stop? Seems to me the plastic knife is a bit pathetic.