I only flicked through that but it just seems to show the first few stages which is where the game guides you through the controls before letting you loose on it properly. It is mightily impressive.
Look at the track from about 5:30 in this:
https://www.youtube.com/watch?v=shJoZQW7JMQ...
Yep. This is what I have assembled with the starter pack. I will be buying extra packs of track very soon.
The track is very thin and connects magnetically so it only takes a few seconds to change the course if you have enough track.
Check the track these chaps put together...
Yep - modern Scalextric. The cars are, essentially, small computers. They know where they are on the track and where other cars are. They aren't on a 'rail' as such but still won't fall off.
You control them with a phone or tablet and there are in-app ways of fighting the other cars.
Here's...