From the Web : Torque Assisted Left Yaw, TALY is a novel concept to improve the performance of motor driven fixed pitch tail rotors. This feature is available on OMP's M1 and M2 helicopters and allows the tail to function and fly almost as well as a collective pitch tail.
here is the explanation : https://www.youtube.com/watch?v=f5IlMeguhLw


Can spirit support some algorithm like this ? Looks its useful for motor drive heli.