Very well said. Have seen endless back and forths previously where this point wasn't laid out so well, and reps were wasted in discourse.
USD most salable asset not changing anytime soon, such are network effects/UoAs I guess. Not sure even sensical not to embrace it as the best complete linearly ordered expression of universal preference. At least for time being.
That said, yes "fiat speculation" helps BTC price more than xmr... not even sure I could make the argument, but sense there's some truth to it