> I've ridden TGVs in Europe. At 250 Km/h (~150 Mph), it's bumpy enough that I have a hard time doing anything other than stare out the window. Uh? The only pr

> I've ridden TGVs in Europe. At 250 Km/h (~150 Mph), it's bumpy enough that I have a hard time doing anything other than stare out the window. Uh? The only problem you may feel is the pressure in your ears when you are in a tunnel. But the ride feels much less bumpy than a regular train on a classical line.