Wet dreams happen when u are sexually aroused.Hormones do the trick.Actually wet dreams happen when testicles are full of sperms/fluid.They exert pressure and ejaculate to reduce pressure inside.If u stop masturbation perhaps wet dreams may increase.
A speed baris a system that allows the pilot to lower the angle of incidence of the wing by pulling down the leading edge. In doing so, the drag is decreased and the wing speeds up. As we can see, a paraglider is a quite complex wing and an experienced pilot has many means to tune the wing to the existing conditions.
Paralever is BMW's version of the system. It allows the driveshaft to pivot along the same axis as the sprung rear frame due to the addition of a second link between the rear drive and transmission. The Paralever was introduced in 1988 R80GS and R100GS motorcycles to combat shaft-jacking.