Jack didn't make a habit out of monitoring the message boards. He did the usual patrol, but even he got tired of giving Davian detention. When the spider-thing was brought up, he thought Cressida and Micah would jump on it, but then apparently, things escalated very rapidly. And Alex was at the heart of the storm, shouting against the wind.
Jack decided to act like a teacher. Dallas, apparently, wasn't stepping up.
He would deal with Leon later. Or rather, he would ensure Ms. Hallowfen did. There was something odd going on there, but it wasn't as self-destructive as Alex was being.
He ignored Alex's question as he wandered around his office, opening the armoire. "Would you like something to drink, Mr. Jiang? Soda pop? Water? Some scotch?"