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The alternative is doing this with helicopters and humans. 3:10 video:
https://www.youtube.com/watch?v=9tzga6qAaBA
Previously:
https://www.homemadetools.net/forum/...486#post104356
https://www.homemadetools.net/forum/...492#post101680
https://www.homemadetools.net/forum/...7238#post85318
https://www.homemadetools.net/forum/...3604#post99572
https://www.homemadetools.net/forum/...8717#post87992