Keep mesh data for alias models in CPU RAM (i.e. read/write) because apparently that's necessary to make them visible on skinned mesh renderers in standalone builds.

Assets/Scripts/Support/AliasModel.cs

@@ -274,7 +274,7 @@ public class AliasModel
         mesh.SetUVs(0, uvs);
         mesh.Optimize();
         mesh.RecalculateBounds();
-        mesh.UploadMeshData(true);
+        mesh.UploadMeshData(false);
         return mesh;
     }