just letters and a number between two letters designates a point of
Обвинения США против Ирана описали фразой «строят самолет в процессе полета»08:51
，这一点在heLLoword翻译官方下载中也有详细论述
iOS 6、Windows Phone 8 以及 Android 4.1，图片来自 TechRadar三段式导航是最典型的例子。Windows Phone 底部永远只有三个按键：返回、开始、搜索。这种逻辑带来一种确定性，即无论你深入多少层级，按返回键都能一步步退回之前的应用页面和操作原点，而不是像 Android 那样最终被直接抛回桌面。，推荐阅读91视频获取更多信息
I am no BT or Android expert at all. For what I've learned, one could also dig deeper into the communication of the smart glasses by sniffing the BLE traffic. By doing so, we would likely not need to rely on the device behaving according to the BT specifications but could also use heuristics on the encrypted traffic transmissions without much false positives. But I haven't looked into BT traffic packets for more than ten years. I'm glad I remembered ADV frames... So if anybody could help on this, that'd be greatly appreciated!