You can install our site as a web app on your iOS device by utilizing the Add to Home Screen feature in Safari. Please see this thread for more details on this.
Note: This feature may not be available in some browsers.
Yes, those are permanent German plates. But auto companies can register vehicles with these kind of plates as test cars. They are exempt from regulations but have to be roadsafe.
I am not 100% sure if it was exactly this one, but I saw a white US spec X badged P90D with IN plates the other day...