Re:Lilium – Electric vertical take-off and landing jet
by vkou on Saturday April 22, 2017 @04:39AM
(#14171667)
In the case of helicopters, they most certainly do.
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Re:Lilium – Electric vertical take-off and landing jet
by corey_moncure on Wednesday April 26, 2017 @08:51PM
(#14208323)
Good point!