* Stealing signs using just your “wits” is fine.
* Signaling those stolen signs, again using just your wits and cleverness…also fine.
* Using technology of any kind to do either is what is cheating.
* Astros used a camera in the outfield giving them a view into the catcher’s signs that no human could possibly have.
* They also used a computer system to relay that information to/near the dugout.
* Then they banged on trashcans. That part isn’t cheating…just obnoxious.
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