This canonical query has been posed to the composition layer (Google AI Overview, AI Mode, or similar) and at least one response was captured and recorded.
THE DISAMBIGUATION PACKET DID NOT HOLD AT THE BARE ADDRESS. «what is spxi?» resolves to a leveraged S&P 500 ETF, with no sources returned and no mention of the protocol. Deposit #62 — «SPXI: Protocol and ETF Disambiguati