At 22 سیکنڈ آپ will see an aero fly into a green Orb and disappear. Here will learn that they communicate while in flight; because آپ witness the green Orb blinks in preparation for the incoming aero.
See the red مثلث that the aeros have placed in the cloud. Notice how the بادل housing the مثلث is much darker than the surrounding clouds. See مزید at www.youtube.com/aerostockians