MELTING POT. Joanne Jacobs: "At least in California, young people don't see race and ethnicity the way us baby boomers do. They take for granted that they live in a mix-and-match world." Just further evolution. For many years I have challenged those people who say "Karlson ... that's Swedish" to consider in full the implications of Stephen Hopkins Karlson. A colleague once quipped, "Frederick the Great was less Prussian," which is also accurate.