I’m not sure what this story is about. Is it about the drive between Guanajuato and San Cristobal de las Casas? Or is it about biomagnetism and how to cure a disease with a couple of magnets? Or is it about how workshops in Mexico suck a little in terms of interactivity and hands-on learning?

I could talk about Julian, the fellow who sat in front of us, giddy to chat about ...