Let Your Eyes Play Tricks

We've all seen those optical illusion books. In fact, many of the "quivering-edged" dots (that aren't really quivering at all) and other such trickster imagery have found their way online. But--have you seen the interactive version yet? If not, be sure to view Arthur Shapiro's crazy collection of psychadelic, mind-altering visuals. Here's the linky link.