This is a post from the last 24h so I'm hoping it's referring to a press event as opposed to more marketing videos (porsche_newsroom IG).They typically send them to either Spain or Portugal for this where the weather is typically much better.
I suspect the tests have been done but not signed off for release.
Little or no brake dust as per any EV (motors do most of the braking) so easy to keep clean.Tip top mate!!!! I'm wondering how hard it will be to keep them clean, I see there is a product called Q2 rim, which is supposed to be a sealing coat for the wheels and caliper, have you thought about this kind of thing?