This new DEFGRIP wallpaper comes to us from Tom Grunwald, whose name you might be familiar with. Check out his SITE and find your wallpaper size below.
1024 X 768
1200 x 800
1440 x 900
1680 x 1050
1920 x 1200
2560 X 1440
still no love for retina displays?
And that is an investment risk worth taking.