Updated 4 hours ago Bryan Brinkman More than 80 years after her disappearance, Amelia Earhart is still making history. The story of her disappearance is at the heart of Betty’s Notebook, a choral work by Texas-born composer Nicolas Reeves that Verdigris Ensemble plans to sell as an audiovisual non-fungible token (NFT) on the blockchain this spring. Verdigris Ensemble is the first classical music organization to produce work in the blockchain world. With live performance schedules obliterated by the coronavirus pandemic, the Dallas choral ensemble turned to the digital art world to continue to make music and continue to interact with audiences.