I'm comparing Dave Brown Thunderhill videos cyclone vs. bypass and to me, the difference looks like a hair over 2s (not in lap times, just segment times of completing the corner).
Cyclone:
https://www.youtube.com/watch?v=g0HDJlbbK74
vs
Bypass:
http://youtu.be/yT7AADEXgGE
What do you guys think?