Harmony 5 or so years ago were miserable to work with from a pro standpoint.  Harmony of the past couple of years, have been far, far better.  They have been innovative and produced a easier product to program with a better library, more functionality, and much better 3rd party integration than URC has.  Pros will generally look down on anything that is not strictly a pro product, but that does not mean it is not a good product.  I've been impressed the last few I have worked with