>I suppose they could program the train schedule in, but what if the train system changes the schedule? I laughed at this, thinking about how the German trains

>I suppose they could program the train schedule in, but what if the train system changes the schedule? I laughed at this, thinking about how the German trains are usually ±30 mins and often off by hours. The train schedule would probably not fare better than a coin flip, except in Switzerland or Japan.