Ditto. I am using Debian stable's Kernel v3.16.43-2 (2017-04-30) x86_64. I couldn't get v4 to work with my EVGA GeForce GT 8800 NVIDIA video card (512 MB of VRAM) for some reason so I just kept using the older version. It works fine.
Profanity is the one language all programmers know best.