Kerotan on 23 August 2018
http://gamrconnect.vgchartz.com/dev2016/thread.php?id=237393&page=1
Check out the latest media create sales thread. Ps4 has now beaten the 7m milestone. Next up 7.5m and 8m which it should have any problem doing. 9m I predict at some point in 2019 and 10m in 2020.