Portland Fashion Week’s Thursday show was a confluence of dichotomies—the young mingling with the old, cell phone cameras snapping beside Canon Mark IIIs, and stilettos seated next to flip-flops. But there was no greater contrast than the venue itself. Held at Vigor Industrial Shipyard on Swan Island, Portland’s glitterati watched some of the city’s most ambitious designers showcase collections in a deceivingly stunning space. The unfinished concrete floors and walls were only the b...