It's not clear from the article whether A) The autothrottle disengaged due to the bug, and the throttle defaulted back to some previously set value, without th

It's not clear from the article whether A) The autothrottle disengaged due to the bug, and the throttle defaulted back to some previously set value, without the pilots knowledge. B) The pilots disabled the autothrottle to avoid a bug, and also failed to set the throttle correctly.