Reverse Missiles / not an "attack"

[ravenfish]

Originally Posted by Balor Patch

If a shooter immediately (before the bullet reaches the initial target) teleports to his favorite pub then does the spell know where the pub is?

Or, if one prefers to avoid the reducto ad absurdum, what happens if the shooter fires while moving and, when the projectile returns, is no longer where he stood when he fired (unlikely if the projectile is a bullet but potentially quite relevant for a horse archer)?

As I said, and having nothing to do with any question of "intent", the rules-as-written Reverse Missiles spell has some amazing targeting skills.