Days and weeks reeled by. Its ability to sense her moods was little short of miraculous. When she needed it, it was always there, and when she didn’t it vanished. Sometimes she would hear it chattering to itself as it capered in strange acrobatics or chased and ate roaches. It was never mischievous, and on the odd occasions where it spilled food or upset something, it would unobtrusively clean up after itself. It dropped its small inoffensive fecal pellets into the same recycler she used.