https://twitter.com/itskevinarnold/status/1254576063348273152?s=20
https://twitter.com/BisexualBanana/status/1254949917216215040?s=20
Creating 3-D images, with regular ink
“Lumii uses complex algorithms to precisely place tens of millions of dots of ink on two sides of clear film to create light fields that achieve the same visual effects as special films and lenses. The designs add depth, motion, and chromatic effect to packages, labels, IDs, and more.”

Alt/title text: “Spellcheck has been great, but whoever figures out how to get grammar check to work is guaranteed a Nobel.”