Due to DirectX 11 instructions such as "DECLARE_TEX2DARRAY" you can use up to 12 textures (12 * 4 = 48 - albedo, normal, mask, bump) for Unity terrain. You can even try 16 textures, by editing shader ...
The brutal reviews are in. Here’s an updating roundup highlighting the sharpest (and meanest) commentary about Melania Trump’s new film.