What is the best, most modern, safest, cheapest cycling transportation system that could be built? Such a system would:
1) reduce trip times;
2) reach the most destinations;
3) reduce conficts with cars;
4) cost the least;
5) be easy to use;
6) be safe;
7) be easy to maintain;
8) reduce construction efforts;
9) use the least amount of land.
So, what is the best design for such a system? The roads we have. All we need are few basic standards for roadway design to accomodate cyclists. This is the best, safest and cheapest system possible.