I have seen people show this to others because when I meet you I may not like your face but this is trivial how do I know who you are?

我看见人们把这个给其他人看，因为当我遇见你时，我也许并不喜欢你的长相，但是这并不重要，我怎么知道你是谁？

youdao

It's not easy to use; you have to watch not to get your shoes in the frame or your shadow or your face... But the result is worth it.

不过它不是那么容易使用，你必须注意，不要让你的鞋、你的影子或者你的脸出现在镜头里面…不过这是值得的。

youdao

To make you feel better: Now, if you have cooked the worst meal ever, you would not want him to tell you that in the face right?

让你感觉更舒心：现在，如果你做的饭菜是有史以来最糟的一次，你不会希望他当面讲出实情来，对吧？

youdao

Heavy make-up or a mask will also work, as will tilting your head at a 15-degree angle, which fools the software into thinking you do not have a face, according to an online guide produced by hacktivist group Anonymous.

BBC: 'Privacy visor blocks facial recognition software'

Expand the pool to a few million or a hundreds of millions and you may face technical challenges that have not even been imagined yet.

FORBES: What Would Happen If America Got Free, 'Nationwide' WiFi? Google Wins, Carriers Lose

"The fact is, in a world that is ever more interconnected, to disconnect yourself, either Scotland from the UK or Britain from Europe, is just not sensible because many of the challenges we face are the challenges you are going to have to face together, you are going to have to get solutions together, " he said.

BBC: Tony Blair