https://qz.com/1334148/this-3d-holographic-display-is-actually-affordable/

“Help me Obi-Wan Kenobi, you’re my only hope.”

If you’ve ever wished you could recreate the iconic scene in Star Wars, where Luke Skywalker discovers a holographic message of Princess Leia, pretty much kicking off the entire franchise, you can now get a lot closer to that dream. Unfortunately, you won’t be using an R2-D2 astromech droid to do so, but rather a new type of display developed by Looking Glass Factory, a Brooklyn-based startup.