Responses from ericsch

Speaker Cable Recommendation
Obviously, there are many choices and good recommendations here. FWIW,  I really like my Analysis Plus cables.   
Anyone buy one yet? Thoughts?
No Tidal, no Qobuz, cmon' man! And I have Pontus II.      
The greatest Pop song yet written and recorded.
This may not be a Pop song, but "Comin' Back To Me" written by Marty Balin performed by Jefferson Airplane always gets to me.  
First Tube amp suggestions
Check out Cayin A 88T. You can use KT88's or EL 34's   
To Raise or Not to Raise Heresy IV's
@deep_333  Another jerk hiding behind a keyboard.    
Best EXTERNAL DAC suggestions
Soix, I assumed that's what you meant. I have an upgraded Node feeding a Pontus II and the mesh system really helped stabilze my streaming experience. My wifi signal is average at best. I really couldn't hear a difference in sound, but it is diffi... 
Best EXTERNAL DAC suggestions
Yes, I went from a wifi extender to Google Mesh and connected it as Soix described. Much more stable, no more audio dropouts.   
Plastic sleeves for cd's...
Also, you may want to check with Square Deal Online.    
Best EXTERNAL DAC suggestions
For warmth, a used MHDT Orchid will come in at your budget. +2 on the Ares.   
Best EXTERNAL DAC suggestions
The "Very Best Record Cleaning Formulation"
What Lewm said. I’ve washed all the LP’s that I had collected over the years and, of course, I wash all used LP’s that I buy. However, I do wash new LP’s with distilled water to get rid of any manufacturing debris. All LP’s are washed once and the... 
The "Very Best Record Cleaning Formulation"
Since Triton x100 has been mentioned again, I have a question. My amateur mix has been 80% distilled water, 20% isopropyl alcohol and 4 or 5 drops of X100. I mix this in a one liter container. I have never been sure if I should be using more or l... 
Center Channel Dialogue
@elliottbnewcombjr In terms of dialog clarity, did you prefer the 5.1 or with the center channel disabled?  
my shortlist for integrated Harbethsuper hl5 plus xd - please advise
I agree with the Luxman recommendation. I use a L505 uxi with my SHL 5's. Plenty of power and sounds great. You should be able to find a used one within your price range.    
Center Channel Dialogue
I had the same issue when I had a Def Tech center. I replaced it with a KEF center and the improvement in dialogue was substantial.  I think their concentric design is the reason.