Dash

Effect
Air Attunement affects the move speed bonus and duration.

Stacking and charging glyphs improve the move speed bonus and duration.

Limits
Up to two move speed buffs can be active at a time. For example, if Berserker's Stance is active, Dash will cancel Sprint, and vice versa.

External Reference

 * Magic, Combat, and Crafting Skills on the Shroud of the Avatar Forums