Next Saturday May 16th is the opening of Concrete Alphabets a new and interesting group exhibition at 886 Geary gallery in San Francisco bringing together the letterbased work of 6 contemporary artists such as Defer (Los Angeles), Faust (New York), Niels Shoe Meulman (Amsterdam), Rostarr (New York), Stohead (Germany) and Zepha-Vincent Abadie Hafez (France). Drawing their inspiration