Quick,you like it and that is what is important,it works as well,even more important.
Here is a slow motion clip that supports exactlty what I have found to be the case in all my experience with them.WHICH isn't that extensive but more than a few.
http://www.youtube.com/watch?v=fwTizMtvKwI
Compare that to a prong.Which also backs my findings.
http://www.youtube.com/watch?v=R3s2Vq_ZnUo
Here is a dropaway,notice how long the arrow is left floating by itself with no guidance.The wb is good in this department but imo,is still in contact well after the string has let go.
http://www.youtube.com/watch?v=HfRmvX8hy5g