Illegal motion or shift?

[MD Longhorn]

Originally Posted by Robert Goodman

I bet you do this frequently without so much as a 2nd thought. For instance, the surrounding circumstances could be such as to change intentional grounding into no call for the exact same throw and disposition of the other players. Same for USC, where an action might be interpreted as friendly or mean-spirited, depending. You could have the exact same collision under different circumstances be pass interference on one player, the same on his opponent, or a nothing.

On first pass reading this, I'm hearing, "You might rule differently on two identical plays if they are not identical..." !!! But I'm willing to give you the benefit of the doubt and ask for a specific example of what you really mean.