There’s something delightfully sci-fi about any kind of volumetric display. Sure, you know it’s not really a hologram, and Princess Leia isn’t about to pop out and tell you you’re her only hope, but ...

Amazing as volumetric displays are, they have one major drawback: interacting with them is complicated. A 3D mouse is nice, but unless you’ve done a lot of CAD work, it’s a bit unintuitive.

WTF?! Modders repeatedly prove that Doom can run on anything with a screen. However, most hacks involving the game simply transfer its classic gameplay and graphics to new devices without any changes.