Autonomous unicycle vehicles delivering luxury toilet pods directly to your window when you're stuck in gridlock. Because nature doesn't wait for traffic.
You're stuck bumper-to-bumper on the highway. Nature calls urgently. Suddenly, a sleek unicycle robot glides between lanes to your window, unfolding a clean, private bathroom pod right there. You step out, use it in complete privacy, and watch it zip away as you return to your car. Problem solved.