I got a demo HEOS 3 and 5 today from Denon via accomodation and they sound really, really good. the app is super easy and setup was a breeze. They put out a TON of sound with Suprising bass. if the preamp/amp pieces work this good - they will be a stong competitor.
I AM responsible for typographical errors! I have all the money I will ever need - unless i buy something..