a) utilize a high-quality recording
b) play it through high-quality, well-matched components
c) record the results in a high-quality audio/video format and post it online
or...even if the three above steps are taken, the audio quality of Youtube is insufficient to allow listeners to discern anything meaningful about individual components.
I couldn't have summed it up better......This is EXACTLY my position.....Now, this said, I'm done with this subject. On to other bigger and better topics...Be well my friend!