I think cyclists would need it more than runners, but cyclists are too small of a market to be worth the r&d cost. That's why current offerings are bad. Cyclist

I think cyclists would need it more than runners, but cyclists are too small of a market to be worth the r&d cost. That's why current offerings are bad. Cyclist-oriented tech has to piggy back on more popular tech, the way bike lights got a LOT better very quickly after smart phones started pushing li-ion tech.