How Octopi Morph Color

Morphing used to be fun. Remember in Terminator 2 the computer-graphics effects that made it possible for the evil terminator to assume the form and visage of any person it encountered? The on-screen transformation violated the unwritten rules of what was allegedly possible to be seen and provided a deep, wrenching pleasure somewhere in the back of the viewer's brain. You could almost feel your neural machinery breaking apart and being glued back together.