Playground.arduino.cc will be read-only starting December 31st, 2018. For more info pleae look at this Forum Post

Kristian Gohlke

currently located in Bremen, Germany

Postgraduate Student at the University of Applied Sciences in Bremen and the University of the Arts Bremen, where he also works as a tutor in a class called "Mobile Actor-Sensor Systems", teaching arduino/wiring/processing programming and assists designers and artists in electronics projects.

contact..

http://krx.at/
http://filformat.net