> On 27/05/2017, at 3:14 AM, Max Lapshin <max.lapshin@REDACTED> wrote: > > I think that we need to know device, its vendor, os, major versions. I have no idea how much of a problem it is these days, but user agents used to lie a lot. Indeed, one of the browsers I use still has an easy-to-use option to say what it should pretend to be.