July 2002
Magnetic Future
Isolating bits on a disk drive could shatter storage limits.
By Erika Jonietz
Every few years experts proclaim the imminent end of advances in magnetic media, the technology behind most computer data storage. But engineers keep finding new tricks to cram more data onto hard drives, such as making the magnetic grains that store bits smaller. Now even these tactics are hitting a physical limit-but that doesn't spell the end of magnetic media.
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Massachusetts Institute of Technology