ID 382071 - Unity Albedo layers don't blend with the "Base Albedo" Channel on the Unity material when baking textures.

Problem summary
Unity Albedo layers don't blend with the "Base Albedo" Channel on the Unity material when baking textures.

Customer reported version
modo.12.1v1

Customer reported platform
windows10

Steps to reproduce
1) Open Modo.
2) Open the provided scene.
3) Expand the unity material.
4) Disable the "Constant" layer.
5) Expand the bake items to reveal the "Texture Baking Albedo" layer, then select it.
6) Select "Bake selected."
Result: Modo will bake the checkerboard without blending it with the base albedo color.

Workaround
Add a constant layer set to the "Unity Albedo" layer effect with the same color as on the Unity Material above the Unity Material.

Reproduced by support
This bug has been reproduced in:
12.2v1 - Windows 10, OSX 10.13.5
12.1v2 - Windows 10
12.0v1 - Windows 10
11.2v3 - Windows 10
11.2v1 - Windows 10
11.1v1 - Windows 10
11.0v3 - Windows 10
10.2v4 - Windows 10, OSX 10.13.5

Earliest version tested
10.2v4 - Windows 10, OSX 10.13.5 - This issue appears to be in all versions of the product

Expected behaviour
Unity Albedo layers should blend with the Albedo channel on the Unity Material. 

Actual behaviour
Unity Albedo layers do not blend with the base Albedo channel on the Unity Material.