Be sure to confirm that customer and transaction information is properly obtained and recorded. All major scientific discoveries, no matter how original-seeming, were built on previously existing research. This record of protecting customer assets held in custody by broker-dealers stands in contrast to recent reports of cybertheft, and underscores the need to ensure broker-dealers robust protection of customer assets, including digital asset securities. As bitcoin is ineligible to be included in any tax-advantaged retirement accounts, there are no good, legal options to shield investments from taxation.