In the typical groups seating on trains, you are however seated far enough apart that only rarely do you have to touch the feet of the other passengers. In the

In the typical groups seating on trains, you are however seated far enough apart that only rarely do you have to touch the feet of the other passengers. In the hexagonal seating you are spaced such that if you lean back, the natural resting place of your hands would be the wrists of the person opposite you. That is a bit more personal.