Number of times I've brought a metronome in my luggage to Europe: 2.
Number of times the metronome started ticking when the bag was put down: 1.
Number of times that happened in the airport: 0.
Number of times that happened as I arrived in my room: 1.
Number of times that could have happened in the airport: 2.
Number of suitcases I would be left with if that had happened: 0.
Year of the ticking: 2006.
Number of times I've brought a metrononome in my suitcase since 2006: 0.
Number of metronome apps on my iPhone: 7.