In particular, a subset of NFTs known as "fractionalized" NFTs (F-NFTs)—though certainly not the largest by market cap—presents unique legal questions and may provide insight into where U.S. regulation of digital assets is headed. Recent actions by the U.S. Securities and Exchange Commission (SEC), together with certain statements by SEC commissioners, may indicate a shift in approach toward a rebuttable presumption that digital assets are securities, without deference to formal legal tests.