There's another pretty common case: children who get lost somehow or decide to go on walks by their own and don't find their way back home but seek shelter wher

There's another pretty common case: children who get lost somehow or decide to go on walks by their own and don't find their way back home but seek shelter wherever they can. I'm training for drone-based SAR at the German THW (Technical Relief Agency) at the moment, and that's probably going to be the majority of usecases.