For the people who do not really know the difference. Play Metal Gear Solid 3 on the ps2 (30 Fps) then play the HD remake (60 Fps) or play Metal Gear Solid 2 then play 3. This game series is the only one off the top of my head I could think of to show the difference.
The picture used for Day z is actually from Infestation survivor stories or formerly known has The War Z.
I noticed just playing through mercenaries trying to farm the 1500 kills for the pistol I got a lot of skill points, I don't know if it's has effective as the way you're doing it though.
being someone who is trans. It's nice to see developers trying add LGBT characters to their game but I have to admit that it's starting to feel forced rather than natural which only serves to alienate people which it clearly shows when you read the comments on any gaming article related to the LGBT community. I wish developers would focus on making the characters great who just happen to be gay or whatever.