I bought the raytrace lighting asset and below is a greyscale comparison of no lighting, unity 5 lighting result of the raytrace lighting. The raytrace was much easier to achieve and in a much faster bake time. I think it looks more realistic.
No Baked Lighting

No Baked Lighting

 
unity-static-baking

Unity 5 Baked Lighting

 
Raytrace Lighting Asset

Raytrace Lighting Asset