The modules can drive autonomously on regular roads, join themselves and detach even when in motion, and that when joined, the doors between modules fold, creating a walkable open space among modules. Next foresees it providing both on-demand rides and shared public transportation, like a futuristic cross between Uber and the city bus. Next also calls for a third feature: privately-owned pods, owned and operated by businesses, that riders can summon to indulge in on-the-go services like grocery pick-up or coffee delivery.