Through the Looking Glass – holographic display hardware is great, but it's not enough

Review Four years ago in a feature for The Register, I wrote about the latest technologies for three-dimensional photography and videography. At the time, the tech required an array of tens to hundreds of cameras, all pointed inward at a subject, gathering reams of two-dimensional data immediately uploaded to the cloud for hours of post-processing, image recognition, feature extraction, and assembly into three- or four-dimensional media....