It's been 14 days and somewhere between 100-150 hours and the SA-KI Ruby has really started singing. It's silky smooth sounding with super detail.
I have to say my 15 year old Resolution Audio CD50 holds up really well in comparison - nearly as sweet and "analog" in the mids - just as detailed. But the Ruby has just started presenting a lot more 3-dimensionality between the instruments and it's starting to pull ahead. To be continued...