It feels like MasterClass—the platform for instructional seminars led by celebrities—vaulted into the AI age. Could well-crafted clones serve as our stand-ins? Upon meeting this digital me, I found it looked and spoke like I do (though I hated its teeth). Could it learn enough about me and what topics I cover to serve as a stand-in with minimal risk of embarrassing me? It spoke in loops, with no way for the person on the other end to wrap up the conversation.