Wow, cool! I didn't know that anyone still used the phrase "rootless cosmopolitans" when referring to Jews. Sort of retro, but it has a certain ring to it.
Your definition, not mine. The famous, county by county, Red/Blue map of the 2004 presidential vote breakdown closely approximates the much broader meaning of and sense in which I use the term. And if it makes heavy left, PC coneheads go into the vapors when they hear it, why that is just a freebie.