BFRH 2023 12 01: The Dyson File; and Tinker by Wen Spencer, Part 28. Video at https://www.baen.com/podcastfiles/mp3/video-baen-free-radio-hour-The-Dyson-File-Tinker-Part-28.mp4 and at https://www.youtube.com/channel/UCjV7Nn4-bkB48wDjtobIuPQ.