Ever since Minneapolis’s Walker Art Center opened its sparkling new addition last month, denizens of the Twin Cities have been staring at the gleaming silver box that forms the bulk of the space, and wondering what exactly it is supposed to look like. Perhaps a spare head from your old Rock ‘Em, Sock ‘Em Robots game? Or maybe a next-generation lunchbox? To the outdoorsy crowd, the dang thing doesn’t look unlike the world’s most challenging climbing wall. The Walker isn’t offering any officials, but thankfully, one newspaper was smart enough to put the decision in the hands of the people.