STOCKHOLM (AP) — The syringe slides in between the thumb and index finger. Then, with a click, a microchip is injected in the employee's hand. Another "cyborg" is created.

What could pass for a dystopian vision of the workplace is almost routine at the Swedish startup hub Epicenter. The company offers to implant its workers and startup members with microchips the size of grains of rice that function as swipe cards: to open doors, operate printers, or buy smoothies with a wave of the hand.

The injections have become so popular that workers at Epicenter hold parties for those willing to get impl...