It does not matter that BBR is the fundamentally stronger coin, the market formers have already picked and pushed XMR as not only the superior CN coin but in fact the only one, now the market followers are doing what they do best.
and from there the snowball starts rolling
There is one kryptonite (pun intended) to make the market makers here impotent in that regard. You go out to a larger audience. They have no choice but to follow. Then it isn't driven solely by investment (pump) but also (hopefully more by) usage network effects.