And watch out when you're out on the streets. There's plenty of print stuff we did for this campaign as well. There is a physical version of the "1" that was built for instore display. There's a fully polished and huge resolution keyvisual for print. And there many many more elements.
Here's some images from the design and mood layout process:

Credits
Client: Telekom
Agency: DDB Hamburg GmbH
Head of TV: Meike van Meegen
Creative Director: Alexander Gutt
Art Director: Dennis Schwalenberg
Production: Aixsponza GmbH
Creative Director: Tobias Müller / Manuel Casasola Merkle
Producer: Julian Fischer
3D Artists: Matthias Zabiegly, Felix Wolf, Matthias Lein
Animation Artists: Thom Haig, Benno Verschüren
Compositing: Tobias Müller