Always remember that they bought out MySpace for no other reason than to destroy it and thus enable FB–just like a drug dealer invests in a rival's operation only to fuck it up and take over. It isn't just that these things happen quickly, it's that there is always more to these things than meets the eye.
Unless Jack is now completely woo-woo insane, there's some angle here. What that angle might be, though, is anyone's guess.