https://www.youtube.com/watch?v=V_fERsmeAZI
Not huge bug, but definitely immersion breaking and should not be there at all in $60 "AAA" title.
I think those are caused by the lager than console FOV. But that is only a minor glitch. When the entire shadow map on the entire screen goes haywire (only in certain places, especially in norther kyrat) that's far worse that a small line. Eg: https://www.youtube.com/watch?v=tZBzOdnTh0A