该测速工具延续了系统级应用的简洁风格，界面动画流畅，无任何广告干扰，相比市面上第三方测速 App 更加轻量、直接。
While this is immediately effective, the random perturbations introduce a disturbing texture that can obfuscate details in the original image. To counter this, we can make some smart choices on where and by how much to perturb our input image in an attempt to add some structure to our dither and preserve some of the lost detail.
。关于这个话题，搜狗输入法下载提供了深入分析
State Management，详情可参考快连下载-Letsvpn下载
这才是 Lambert 真正想说的部分，也是整件事里最被忽视的地方。