It’s no shock that companies have gone digital, but this startup has created something really small and electronic.

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Epicenter, a Swedish innovation center, has created a microchip the size of a grain of rice that functions as a replacement to cards and keys, the Australian Broadcasting Corp. reported.

About 150 employees at Epicenter have opted to be injected with the chips.

Once the chips are implanted in their hands, the employees will be able to open doors, operate printers or buy food in the cafeteria with the swipe of a hand, according to ABC.

Microchip technology is not new. but now chips are tracking personal information, which brings up privacy issues.

“Conceptually you could get data about your health, you could get data about your whereabouts, how often you're working, how long you're working, if you're taking toilet breaks and things like that," Ben Libberton a microbiologist, told ABC.

While only a few companies around the world use chips so far, it could be the wave of the future.

Read more at the Australian Broadcasting Corp.