"Police have been doing this since the days of typewriters." Well, that the typewriters and today the printers are unique, sure. But here they seem to claim(I

"Police have been doing this since the days of typewriters." Well, that the typewriters and today the printers are unique, sure. But here they seem to claim(I do not speak the articles language) that they could identify the computer that send the document. Which is a very bold and new claim, I think.