According to Will Hutton in the Observer, after being ignored in Cabinet, Cable was “furious when he learned what had happened. He will speak out aggressively against Cameron’s veto; his decision is whether to resign to do so or say so in office, courting his sacking.”
See ya, mind the door on the way out…
UPDATE: Vince’s office now saying he has no intention of resigning.
https://twitter.com/#!/GuidoFawkes/status/145928584672985088