Roger, perhaps you’re taking the perspective of a google where nothing is known up front by the data seeker? What about all the cases where a platform company stores all the transactions its customers need? Far easier to achieve. That subset of ALL UTXOs is more likely to be used by early BitCoiners before any entity perfects ability to find data in the entirety of the bitcoin “haystack”?

And this could apply to mnemonics as well — NAAS (mnemonics as a..)