A cryptocurrency ETF is an exchange-traded fund that gives investors exposure to cryptocurrency through a regular brokerage account with no crypto wallet, exchange, or private keys required. The most important type is the spot ETF, which holds the actual cryptocurrency (Bitcoin, Ether, etc.) in secure custody, so the fund’s price tracks the real-time price of the coin. When you buy a share, you’re getting direct exposure to the underlying asset, wrapped in the familiar, regulated ETF structure. One technical note: U.S. spot crypto funds are structured as exchange-traded products — grantor trusts registered under the Securities Act of 1933 — rather than as 1940 Act ETFs, so they trade just like ETFs but…