This always happens boringly so, the interpretation of the forward pass has been over complicated by "back from the hand and physics judgments" when one is subjective and the other can't be calculated on the run in relation to how much momentum has taken the ball forward.
If it looks forward it is forward will get it right more often than "oh it is back out of the hand and momentum floated the ball forward making every pass "technically" backwards, it is like you are opening up a loophole for every pass to be argued it went back.