leaving the store, you are badly distressed by an amorphous object slithering across the ground beside you. after several minutes you remember what a shadow is.

Meanwhile, real-time raytracing demo map:

(I hope they fixed the inline image thing)

this appeared in the same Yahoo article as that picture

after passing through 17 aisles stocked with nothing but Wortman's Restorative Cream, you begin to feel a dull ache at the base of your skull. suddenly, a man dressed in a crisp white uniform appears in front of you. in a sickeningly sharp radio voice, he says, "say, friend! you look like a real smart shopper. could i interest you in Skip-a-Doo Dinner Flavorizer? it's the one with gusto!" you shake your head and ask where the exit is. silently, the man's face morphs into a gaping void, and he disappears into the shelves. you're not sure he was ever there at all.