Kind of like being mindful, once you learn how, you never forget. It isn't as simple as riding a bike, which you'd only do if you had a bike, but old styles of tradecraft never get out of your system. At least that is what our heroine is finding. But why are her instincts being triggered? Is she really just bored and her mind is clamping on things that seem like but aren't? Are things really going on?