For 30 years we have designed land­scape and pub­lic spaces. Our works are archi­tec­tur­al and exper­i­men­tal. Years ago we showed cows in trans­par­ent box­es in a pad­dock and in front of Frankfurt’s sky­line we built group of silos as hous­es for sin­gles cit­ing a game of chess. These projects pre-empt­ed the cre­ation of the sem­i­nal  liv­ing room project. With liv­ing room in the medieval town of Gelnhausen we sur­pass bor­ders. Its walls do not func­tion as enclo­sure, more like a mem­brane for an ‘urban osmo­sis’, sug­gest­ing a swap of pub­lic for pri­vate, thus mix­ing the house with the town. It offers more than just a cheek­i­ly stuck out tongue, with its draw­er extend­ed into the pub­lic realm, while Thomas Kling’s poem on the façade states “…the house is the mouth cave…”