Jeff,

Great post. One correction to your assertions about MQA, though. MQA is compatible with any LOSSLESS format (ALAC, FLAC, WAV, etc. It is not compatible with MP3, for instance.

John

Main system: Cable, Apple TV, HD621, G68D, AC11, 218, DSP7200SE (L+R), DSP3200 (L+R Rear)
2nd system: Cable, Apple TV, MC200, HD621, 568.2, M3100 (L+R)