Are hard drives back? WD promises 800% speed increase

Some might think the hard disk drive (HDD), which is rarely found in consumer computing devices these days, is obsolete. In truth, it’s nowhere near kaput. Why? Hard drives provide capacity that SSDs can only dream of. At least at anything close to an affordable price.

With the data created each year now measured in zettabytes (trillions of gigabytes), we obviously need all the room we can get. To meet that demand, WD (newly divested of solid state experts Sandisk) plans to squeeze every...