Blender 2.8 Texturing with Layers like Substance Painter

Here is a new #Blender 2.8 texturing video tutorial with PBR texturing and using layers like you know it perhaps from Substance Painter for texture painting. I use the following textures from this page for free: like I did in the previous Blender texturing video. Now I add a second Principled shader BSDF node to the shader editor and use a black image as a mask with the Mix Shader node. Then i paint onto the mask with a white color take make the underlayi