Summary
This blog post describes the process of transforming a Jubilee line door button from the London Underground into a Philips Hue light switch. The author shares their personal journey of cleaning the button, understanding electronics, programming an ESP32 microcontroller, and creating a functional light switch with added features like dimming and scene changing. The story includes humor, personal anecdotes, and acknowledges the challenges faced during the project as well as contributions from others in the community.