Julian Janssen known as Checker Julian has been seen on the Kwiggle

https://www.youtube.com/watch?v=UOtWfqOwyyUThe “Smart Border Region between the Seas” is a model region within the framework of the federal project “Smart Cities Model Projects: Urban Development and Digitalization”, funded by the Federal Ministry for Housing, Urban Development and Construction (BMVSB) and the KfW development bank. The city of Flensburg and the districts of Schleswig-Flensburg and Nordfriesland have joined forces to advance digitization in the region and implement solutions that make people's everyday lives easier, improve living conditions and make the region future-proof. 

(picture:  Sebastian Iwersen / Smarte Grenzregion)