There is no need for drones. This future does not need to be a single big step. Even if 1% of journeys can be automated at the start, it will be worthwhile co

There is no need for drones. This future does not need to be a single big step. Even if 1% of journeys can be automated at the start, it will be worthwhile commercially and that 1% will relentlessly increase as regulation and technology allow. ie steady evolution instead of big bang revolution.