I do own & like it, very much for the early reflections / ambiences particularly for percussion. Check out its release thread under new products for much more info; I go into greater detail there, and so do many others.

"Mixing with Mike" on YouTube does a great job reviewing the model. He generally focuses on products by brainworx, Softube, UAD, Waves, and a few others, though primarily the heavy hitters.

Sierra remains a problem but Windows is good to go.