https://www.youtube.com/watch?t=2580&v=vYA0f6R5KAI&feature=youtu.be https://www.youtube.com/watch?t=2580&v=vYA0f6R5KAI&feature=y... Yeah, they were doing high

https://www.youtube.com/watch?t=2580&v=vYA0f6R5KAI&feature=youtu.be https://www.youtube.com/watch?t=2580&v=vYA0f6R5KAI&feature=y... Yeah, they were doing high fidelity high performance computational fluid dynamics simulations and aerodynamic simulations by 2015. So I think they've done the sims, and now they're doing it in real life.