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a whole week 'off the grid'... nice. I'd say welcome back, but that had to be too short...

Yep: http://www.jblsynthesis.com/aboutus.aspx

Then, click on:

JBL Synthesis Specialized Services for HATS info.

"Two Jim's" could get a placard suitable for wall hanging !!! ;)

Agreed. You have to be aware of the capabilities and limitations of both
your instruments and yourself, including the test environment.

This forum/venue is not likely the best place to mine for...

IIRC, Audyssey comes in several flavors, only the most capable requiring dealer calibration/equipment... but perhaps that is what you are referring to.

My understanding (limited) of the DACS...

Agreed.

If one were to attempt to balance the cost of getting a proper education,
experience, and equipment required to begin such an endeavor (and still
not be assured of success), I believe...

the trick would be to have something integrated.

I would think Smaart would work, or a number of other measurement systems,
but they are generic tools, not HT setup tools.

(I see TD, not unexpectedly, beat me to the punch :))

I considered (more like fantasized) about going a similar route with the BSS
london units... the control software (London Architect) is...