i know (well, i don't know, but you know what i mean)
...it's improbable we'll ever come up with a full-range or generic chamber, because there's no such thing, i'm told again & again.
but i think it's general consensus that something better could be developed, yaknow, proper shape of exhaust to match port, technically correct specs on muffler size and flow capacity, etc?
see, joe, i look at this issue not from a tweak standpoint but with the optimization frame of mind. there has to be a "best" configuration, eh?