The initial one is the placing process. light drone show This is related to satellites and should be located very effectively. If there is a problem with the placement process, for example GPS missing actors, the drone may struggle to get its own formation. The more drones there are, the much more likely points will go wrong.
The next will be the communication process. There ought to be interaction between a large number of drones and bottom stations so that you know where each airplane is soaring, planning its trajectory, and where it can be currently showing up. When the communication sign is disturbed, the drone will not be able to get its placement.
The third may be the difficulty from the airplane on its own. For example, the drone by itself has limited energy, are unable to travel, and cannot manage its unique frame of mind, and deviations will take place.
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Why was drone performance so expensive before?