In blind soccer, players rely on noise to navigate, so Saturday’s Blind Soccer International Tournament crowd was asked to remain as quiet as possible while play was underway. This was at Interbay Stadium, however, so a nearby boat let out several, long horn blasts at regular intervals. “We planned for the planes, we planned for the trains,” United Adaptive Soccer Association president Joslynn Bigelow joked into her walkie-talkie. “But we forgot about the boats.” Aside from that bit of local flavor, the first-of-its-kind event in Seattle — newly named hub for blind soccer — was seen as a wild success. Attendance was free, and Michael Holmes, president of the U.S.…