Some of these possibilities were computer chips.  Others were crowds of potential customers.  Others were special algorithms that were able to harness others.  Some were fancy neurons in people's brains, that just seemed so kind and helpful.  Some were weather patterns.

The zombie genius lived in a universe they imagined was just like yours or mine.  It had houses, banks, bosses, parks.  It had other things living in it, walking around, doing their daily chores.

All the zombie genius cared about was brains.