Responses from fuzztone

Adding streaming services to a streamer via usb
You have to boot to Volumio, I doubt a flash drive will do it. Anyway Volumio Free does NOT support anything but Spotify. If it miraculously works you still got nothing. Call Oppo to see if it is even possible. If it has UP P, BubbleUPnP (free) g... 
Adding streaming services to a streamer via usb
No. There are workarounds for a few, device dependant. Best luck with UPnP.  
Community radio station
TuneIn is adding there own stinkin’ commercials starting on LMS. It’s all talk now (10 CST) anyway.  
Anthem MRX 740 8K as an upgrade to my Denon AVR-X3700H
Can the TV handle lossless?  
Off-axis compensated for by balance adjustment
Yes it can when the arrival time of each channel is identical. Unless you have a hifi digital delay, don’t try this at home.      
Sansui 441 speaker recommendations
@mesch  +1! I really enjoy the B652. They are totally engaging with any cheap amp I’ve plugged in. Great test bench speakers.      
Looking for a smooth sounding 6922 variant
RCA 6GC7 for me  
Trying to get bluetooth headphones connected for TV audio
It looks like most smart TVs now have BT transmit built in, so you can turn speakers on/off.  Yours sounds older than 7 years so it will be much harder to do.   
Trying to get bluetooth headphones connected for TV audio
Can you hook up the bar to the headphone audio? Then you could y-cord to a BT transmitter or wired headphones (if the latency is unacceptable.). Then turn down (mute) the bar during headphone use.  
Stupid remote or stupid user
What remote? I am having multiple intermittent problems with IR remotes lately. I’m blaming the recent massive solar flares. I've had + results with Sony VL600 learning remotes for decades.  
Looking for integrated solid state amp for daily usage
A PS Audio Elite + would be a perfect fit.  
Speaker cable length.
@n80  many audiophiles would say they could hear the difference What they say and what they can blindly ID are usually polar opposites.  
Roon Endpoint Streamers - Direct Comparisons between Current Offerings?
SoTM is good for Room.  
Intermittent audio dropouts when streaming Qobuz Hi Res files on Lumin streamer
Try a double blind to see if you notice a difference between HiRez and Redbook. Few can pass this test reliably. This might be much ado about ...  
New Streamer, DAC or Let it Be
@jasonbourne71 Jason has it right this time. If you blow yer dough most "improvement" will be from expectation bias.