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A comment on Toroidal propellers turn your drones and boats into noiseless machines.

Re:Toroidal propellers turn your drones and boats into noise... by nailer on Sunday January 29, 2023 @02:18PM (#34571632)
Saving you some time: skip the first video, go straight to the second.
[ Parent | on HN ]
Re:Toroidal propellers turn your drones and boats into noise... by discordance on Sunday January 29, 2023 @03:16PM (#34572230)
Second video: https://youtu.be/b9a40Rs5CxE
[ Parent | on HN ]