Rather than thinking "I'm so clever" after a while the solution to experimental problems evolves and you think "That's a rather clever way to go" For the Einstein pendulum we have flux shaping to stabilize the pendulum, and the use of a soft drink bottle as a might fine mandrel. For the Thompson effect using the expansion of the metal under test as a thermometer measured by microscope breaks the back of this problem. The quality of the podcast is also solved a little by placing the pickup mike in a particular and unusual configuration. Still miles of slog ahead. MP4 recording     MP3 recording -- -- Your browser does not support the audio element.