Investor optimism for a spot XRP ETF stands at 83% despite SEC delays in decision-making.SEC typically takes the full 240 days to review 19b-4 filings, leading to final due dates for spot ETF bids in October.Introduction of XRP futures contracts and ETFs by major exchanges signals increasing interest among investors.Ripple's CEO emphasized the significance of ETFs in allowing institutional access to cryptocurrencies like XRP.