瞧瞧這個創新的 open/close 告示牌設計，它與我們平常在商店窗戶看到的有什麼不一樣呢？
這個「革命性」的告示牌是由 Ikeda Yosuke 所設計製作。Ikeda Yosuke 是一位默劇表演者，他經常使用只要稍微移動，就能改變文字意義的黑白告示牌。
此一設計其實相當簡單，它是藉由懸掛在字母「en」下兩條有重量的條帶相互運作而成。當字母由 open 變成 close 時，字母「en」也會隨之轉變為「se」。
趕快來看看告示牌是如何運作，以及 Yosuke 是怎麼做出告示牌的吧！
延伸閱讀：
夏日補水大作戰：除了智能監控，HidrateMe 還會「放閃光」提醒你喝水
（資料、圖片來源：DesignTAXI；禁止轉載）
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