He's known as one of the most famous gold diggers in brittany; he's made a job out of his exceptionnal mineral and geological knowledge that will bring you in the middle of local rivers digging for the precious metal. We also love his neandertal brain and communicative energy when he decides to light the summer barbecue with just wood and string, drilling a bow on a pine plank then sparking dry moss , I mean the photo below shows the last step of making fire  without matches or ligther. Blow gently