Tiled view in 2D viewport?
Going slightly insane here, the instructor in this video is working in a tiled view of the 2D viewport. I have searched every possible option to find a way to enable a tiled view like this in the 2D viewport.
https://www.youtube.com/watch?v=vz5j4X6Baw4
It looks very useful for working on tiling. Any ideas?

