According to a post @AoD forums, Rocket Girls will receive a significant rework for the DVD (unfortunately, I was unable to find a more direct source).

The contrast looks pretty drastic. I heard about reworks before, but never saw anything of this magnitude.

There is no word on the horrors of the ep.1. I suspect they won't make the helicopter to fly normally, because tilted helicopters are the norm in anime (e.g. the original Ghost in The Shell features a pretty screwed-up example too. On the other hand, if they reworked the taxi...