I remember when I first discovered autostereograms - those noisy images that if you stared at them cross-eyed would suddenly show a 'real' 3D image pop out of the page! Generating those is easy now with the new Magic Eye Maker Add-on by Blue Nile.
Remember Magic Eye pictures, also known as stereograms? As a 90's kid I sure do. Well, now you can make them - in Blender!
Using the power of the compositor to astound (or frustrate) your friends / enemies with hidden psychedelic palm trees and dinosaurs.