Originally Posted by
Garfield Cat
Ok, now how about the no hands approach to the uni-cycle. No trail because its just one wheel. Its all about the rider. Physics that!!
I think that there's still trail, when the unicycle rider is leaning forward so that the seat post is angled back. They're also always wobbling the wheel left and right - precession from the turning torque may be a steering input but I wouldn't stake my reputation on it.