What was interesting is, by videotaping on a bus, they were able to produce exactly what people on their smartphones were typing, and then they had a surprising result, which is that their software had not only done it for their target, but other people who accidentally happened to be in the picture, they were able to produce what those people had been typing, and that was kind of an accidental artifact of what their software was doing.
재미있는 것은, 버스에서 녹화하여 사람들이 스마트폰에 타이핑하는 것을 정확하게 알아낼 수 있었다는 것이죠. 놀라운 사실은 이 프로그램은 목표물뿐만 아니라 화면에 우연히 잡힌 다른 사람들까지도 무엇을 쓰고 있었는지  알아낼 수 있었다는 것 입니다. 이것이 바로 우리가 실험하던 작업의 우연한 결과라고 할 수 있겠습니다