FIELD NOTES
The human was working. The cat had several alternative locations available, including a chair, a blanket and an empty box.
The cat selected the keyboard.
When moved away, the cat returned approximately thirty seconds later.
Conclusion: inconclusive.
A cardboard box was placed on the floor. It contained nothing.
Within several minutes it became the most important object in the room.
The box was subsequently removed. The cat expressed dissatisfaction.
Conclusion: the box contained something. That something was apparently the box.
At approximately 04:00 the cat became extremely active.
No external stimulus was identified.
The activity consisted of running, jumping and inspecting several objects that had previously been considered irrelevant.
At 04:17 the cat returned to sleep.
Conclusion: normal operation.
A rectangle of sunlight appeared on the floor.
The cat entered it immediately.
As the sunlight moved, the cat moved with it.
No further investigation was required.