Grayscale's global head of ETFs, mentioned during a webinar that there will be a variety of single-asset products as well as index-based and diversified products in the future. Grayscale Investments is one of the largest issuers of crypto ETFs, with over $25 billion in assets under management across its US-listed crypto ETFs, which currently include single-asset Bitcoin (BTC) and Ether (ETH) funds