The final cut of the 8th episode of the Tesla Motors Club Podcast, featuring Balazs Biro, of the prominent Hungarian EV channel Villanyautósok, is now available. You can watch it now on YouTube or listen to it on all major podcast networks.
Yes, it was mentioned that all cars would have higher acceleration at higher speeds.
My butt-dyno cannot tell, partly for lack of seat time.
But I believe the motor whine is more pronounced at higher speeds when nailing it. Whatever that results in is another story, and would love to see hard data!