WR - false start vs. illegal motion vs. illegal shift

[waltjp]

Originally Posted by Robert Goodman

Maybe this is the way they rule now -- that you can accidentally simulate the start of play, rather than that simulation be understood to mean a deliberate act. All I know is that years ago, when the wording of the false start rule on this point was the same, wide receivers would sometimes be yards downfield at the snap, and play was allowed to proceed with team B being given the option. (Of course that was under Fed or non-Fed rules that didn't kill the play with the offside.)

Huh?