“Think of it as a miniature time machine,” the salesman explained. “The nanobots spread across your body and simultaneously create tiny wormholes that – put together – produce a stable temporal vortex. That basically allows you to travel back in time. Of course, it would be impossible to take a trip to, say, the stone age. Since the nanobots are constrained to your body, all temporal travel is restricted to your personal timeline.”
Read the rest of the tale and 100 more stories in 300 words or less in YOU’RE GETTING SLEEPY, THE HYPNOTIST’S APPRENTICE YAWNED.