The sci-fi office of tomorrow will include holographic-video conference drones, and tomorrow is just around the corner. Google has patented a new drone for video conferencing. The drone will likely be a quadcopter connectable to your smartphone, which means setting up the camera will be effortless. The patent includes what looks like an inverted hologram. The drones still faces some challenges however. Loud noise and short battery life are two typical characteristics of a drone that will need to be addressed.