Step aside, vinyl et al.: there's one physical audio format that's a cut above the rest, and it's called 4K UHD Blu-ray.

Plenty of physical video formats have hit the mainstream over the years and decades - here are the most popular ones, ranked.

If you can't touch a book, music, or movie file, will you care about it in 10, 20 or 30 years? Ex-movie theater projectionist Steve Guttenberg has also worked as a high-end audio salesman, and as a ...

One of the big complaints about the digital music revolution is the loss of tactile experiences like thumbing through a CD booklet and spinning a disc. A new mode of music delivery, known as DDA, ...