No way the ball can pick up speed after leaving
the cesta, unless the laws of physics have been repealed. It cannot
accelerate unless additional force is applied. Let's not hear
any of that 'added energy on the rebound' crap.
And, my vote is for the reverse. It's a two-arm throw, and
seems to be only common sense, backed by personal observation.
Rebote? You're kidding, right?