Getting your FASTBALL to MOVE ⚾️💨 Finger positioning on the baseball plays a massive role in how the ball moves through the air — spacing your fingers, adjusting thumb placement, and changing which seam your fingers interact with can completely alter spin axis, seam orientation, and ultimately movement in flight. Instead of guessing why a ball runs, sinks, or stays true @pitchlogic gives you the data to connect feel with reality, showing exactly how small grip adjustments influence release and