the young French-Swiss duo Bertille &amp; Mathieu brought a smile to visitors by producing handcraft pieces in eatable sugar from old Lobmeyr traditional stamps, here used as tools and footprints (whisky, wine and liquor glasses of the Loos series, elements of various chandeliers, from baroque to art deco, bowls engraved with initials) for lollipops and candies – the second ones are not for eating thought.