Oh I DO agree that having something potentially that more accurate would be nice/exciting. I would want it as well, and since you said it isn't all that more expensive... All that Physics stuff baffles my little pea sized Redneck brain so I will leave it to the folks that it has meaning to.

And YUP, I would be scared (brownless ) thinking about messing up something that well thought out and that expensive just because I liked the looks of...

Could you ask the barrel maker(s) what if any difference barrel A would be over barrel B and expect an honest PROVEN answer?

Just me rambling about something of which I know nothing about.