The other day @christian-folini.ch posted a picture of an error message on an SBB display. At first I thought it might be an interesting OSINT challenge to geolocate the image. But then it got even more interesting! I found multiple different picture of the same error and..

Yes, I ran the process in the image to extract the Chinese characters. This is how I identified that it was Wen Cheng. Then I used Google Maps to find out which of the four restaurants in Berlin it was. Finally I found an image of the menu, which could also be downloaded from the website.