Punch cards return!

Author
Aron Schatz
Posted
June 11, 2002
Views
1699
Tags Storage

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Fit a terabit (1000/8=125Gigabytes) of data on a postage size punch card.

Like punch cards in the computers of old, the pattern of the indentations--measuring 10 nanometers each--essentially is the digitized version of the data meant to be stored. The minute size of the indentations, though, means that Millipede chips are 20 times more densely packed with information than current hard drives. With this, cell phones could hold up to 10GB of data.

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