Elsterhack is a group of eggheads who run a clandestine recurring hacker camp at the river Elster and whose kids are used to convert a million quid of donation money to blinking gadgets for all their school mates, at every congress.

Sad face because you soldered something nice and cannot try it out? Come around for a free CR2032 (while stocks last).

Do you do GIS and QGIS/QField in particular, come by. We want to talk field survey.

Max-Planck-Institute admins: Drop by, say Hello.