2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/185198In this talk a number of broad issues are raised about the origins of CP violation and how to test the ideas.17 pages, LaTeX, 6 postscript figures. Uses iopart10.clo, iopart12.clo and iopart.cls. Plenary talk given at the BSM Phenomenology Workshop, Durham, UK, 6-11 May 2001. To appear in the proceedingsHigh Energy Physics - Phenomenologytext