Why Instagram keeps serving me an ad for what looks like a pile of fossilized poo

Of the dozens of Instagram ads I viewed in the past few weeks, one made me do a double take every time.

Mostly, because it contains what looks like a pile of poo.

Like, fossilized poo. A bit crumbly. Or dirt clods. Or ... something brown? And definitely not attractive. 

Here it is:

Instagram ads are usually polished and pretty. This stood out for the obvious reason that it is none of those things, but also because it was completely mysterious. It had no caption describing what I was seeing — just the price, and the assertion that I had "great taste," and that it had caught my eye. Uh, yeah it had! Read more...