WHEN it comes to fancying cool electronic (电子的) products, 18-year-old Canadian pop singer Justin Bieber is no different from other teenage boys. In fact, he has spent a lot of money fitting his house with high-tech gadgets (装置). “Everything will be computer controlled from the bathtub (浴缸) to the blinds (百叶窗),” a friend told the Daily Mail. “He is also having a new home cinema put in and a massive (巨大的) games room… It’s going to be the ultimate (最佳的) teenage boy’s bedroom.”