BlackRock is predicted to file for XRP and Solana ETFs after the SEC lawsuit against Ripple Labs concludes.Nate Geraci, President of The ETF Store, predicts BlackRock's interest in expanding its crypto holdings to include altcoins.Geraci believes that BlackRock will not allow competitors to launch ETFs on the top non-stablecoin crypto assets without a fight.Industry analysts suggest that a green light for Solana and XRP-based ETPs could trigger significant inflows of up to $14 billion.