Cai Lun and the Moment Memory Learned to Travel

In this episode of History's Arrow, Harmonia follows Cai Lun inside a Han dynasty workshop where paper becomes cheap enough to spread memory beyond palaces. As writing grows lighter, power, learning, and responsibility begin to move faster---and history changes who gets to speak. Transcript available at: https://harmonia.email/podcast-episode/cai-lun-and-moment-memory-learned-travel Share and read comments: https://harmonia.email/podcast-comments?field_podcast_feed_value=harmonia_s_history&from_node=268