nprofile1qy2hwumn8ghj7un9d3shjtnyd968gmewwp6kyqpqp9e8af2jwjk56xtuw7hwl2y0aag288dq4lwukxwhtj8kxvz3pessewd3re (nprofile…d3re) Interesting and I suspected some technical reason behind this. I wonder though if the 9/10 minutes were chose by feel by those engineers of that mechanical clock. To me it's just too long, so I always have to adjust it in iOS.
That said, I feel like an old digital alarm clock of mine had a 3- or 5-minute snooze duration, but I am not sure..