The U.S. Securities and Exchange Commission approved 19b-4 forms for eight spot Ethereum exchange-traded funds from companies like BlackRock and Fidelity on Thursday. However, it may be a long road before other spot crypto ETFs are approved in the country.

While the spot Ethereum ETF issuers still need to have their S-1 registration statements go effective before trading can begin — a process that could take days or weeks — attention turned toward cryptocurrencies that could receive an ETF wrapper next, with Solana top of the speculative list.

Anthony Scaramucci, the former White House Communications Director and managing partner of alternative investment firm SkyBridge, was among the voices optimistic of a Solana ETF being next. “We are going to get a SOL ETF, get ready,” Scaramucci …