optical media

Why The CD Is 74 Minutes Long?

Why The CD Is 74 Minutes Long?

When the Compact Disc Digital Audio standard came out in 1980, there was a curious fact about it: It was 74 minutes long. Not 60 minutes. Or an even 70 minutes. No, 74. And it was all one deaf man’s fault.

Sharp Creates First 100GB Blu-ray Disc

Sharp Creates First 100GB Blu-ray Disc

Thanks to nifty lasers, Sharp has created the first 100GB Blu-ray disc. The new Blu-ray format, called VR-100BR1, uses a new triple-layer standard that allows storage space of up to 128GB on single-write discs and 100GB on rewritable discs.