great videos ...
Jay is generous and intelligent ...
Tube and /or S.S. is an embeddings environment contextual choices as it must be ...
The only thing i will claim : the room acoustic is way more important than the choice between tube or S.S. in all case ...
I will not comment about Jay room because i am not there ... But it is certainly not my prefered room ... His microphone are very good though ...
Thanks to him for his videos ...