Retro photography

Shake it, shake it, shake it, shake it, shake it
Shake it, shake it, shake it, shake it
Shake it like a Polaroid picture! Hey ya!

— lyrics from “Hey Ya!” by Andre Benjamin (Andre 3000)

Have you ever clicked on some Internet ad out of idle curiosity, or even by mistake, and then for the next few weeks, every ad you see on multiple pages is for that product? It has to do with cookies and ad networks, of course.

Lately, I’ve been seeing ads for Polaroid cameras.