translation.en: In fact, I've been spending a lot of time on Internet dating sites recently, obviously for research purposes, and I've noticed that about 60 percent of the profile pictures on Internet dating sites contain the GPS coordinates of where the photo was taken, which is kind of scary because you wouldn't give out your home address to lots of strangers, but we're happy to give away our GPS coordinates to plus or minus 15 meters.
translation.zh: 事实上，最近，我在交友网站上 花费了很多时间， 当然，我是为了做研究。 我注意到，在交友网站上 约有60%的头像照片 包含了照片的GPS定位信息。 这有点恐怖， 因为你肯定不愿意把你的家庭住址 告诉陌生人， 但是我们愿意将自己的GPS坐标 公布给你周围15米左右人，