On 21.07.2023, Bastien von Wyss presented the radio programme On se jette à l'eau ... d'Yverdon-les-Bains.

Bastien von Wyss revisits the famous Nuage made for Expo.02 and talks to Expo.02's Nuagist, Beat Widmer, the project manager responsible for the construction and operation of the Blur Building. 21 years back in time, as if you were there.