There may be room to innovate with scroll wheels and other input mechanisms for content navigation, but these will likely need to be compatible with other set-top devices in addition to yours (see the next point), so take care in your design choices.
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- 尽管采用滚动轮或者其他输入方式还有创新的空间,但是这种遥控器要和其他电视和机顶盒设备的遥控器要兼容(参见下一段的讨论),因此要仔细选择设计方案。