Two counter-arguments. First, it's not "sell", but "give for free under a subpoena". Second, it's not causation (they're doing it so they can gather info), it's

Two counter-arguments. First, it's not "sell", but "give for free under a subpoena". Second, it's not causation (they're doing it so they can gather info), it's correlation (they will gather info when they're able to). The end result's the same, though.