Here's an interview with two luthiers Sébastien Gavet and Godefroy Maruejouls who collaborated to develop an electric guitar system with fast interchangeable pickup system. They came to show me the first prototype some time ago, this is the video where they explain everything.
The project continues to progress as they have recently introduced a new version of the guitar with an improved system to change the pickups:
What I think of the project
The guitar interchangeable pickup system that has been tried several times in the past.