Yet despite the adjustments, airports remain the place where it is easy to trigger emotion.
"It's easy to trigger a warning announcement," he said as the engines shut down.
But, "once that fire is lit" in supporters, he said, "it's easy to trigger them all again".
Epic clients talk of a core rules engine that makes it easy to trigger clinical decisions.
One thing I did notice, though, is that it's not always easy to trigger this feature.
The team also rebuilt the interface, so that it's now easy to trigger typical actions like firing up the camera.
But TechCrunchers who were in Cupertino suggested it was not that easy to trigger Face ID, and that a person would only have to screw up their eyes for it not to work.
Of course, this presents some problems: it's so easy to trigger wobL's snooze mode that you may manage to rock yourself into never waking up at all.
"I [start off] feeling insecure and anxious, making it easy to trigger a bad temper," she said.
Practice smiling often, and try to get into a frame of mind where your grin is easy to trigger.
