Stefan Sperling is a user on You can follow them or interact with them if you have an account anywhere in the fediverse. If you don't, you can sign up here.

Stefan Sperling

Recently found new pufferfish friends in a backyard in Berlin Kreuzberg

insects Show more

More test hiking for the t2k17 post-hackathon hike. On a hill in southern Germany this time.

Doing some urban hiking to prepare my feet and new boots for a post-t2k17 hackathon hike.