At 22 秒 あなた will see an aero fly into a green Orb and disappear. Here will learn that they communicate while in flight; because あなた witness the green Orb blinks in preparation for the incoming aero.
See the red 三角形 that the aeros have placed in the cloud. Notice how the 雲, クラウド housing the 三角形 is much darker than the surrounding clouds. See もっと見る at www.youtube.com/aerostockians
