Are you saying that the hands have to be free to find a launch starting point appropriate for the pitch? That the starting point of the hands will differ for different pitches?
That the starting point of the hands will differ for different pitches?
Load takes the hands to a consistent spot.
Load takes the hands to a consistent spot.
Tilt (or no tilt in the case of a high pitch) helps them deliver the barrel to the right spot.
There are always some pull-in/let-out hand adjustments during the swing, particularly for off-speed or movement pitches, but the utility and requirement of tilt is very evident here.