NOT long ago, I attended a lively discussion at LA's Book Soup about the origins and demise of cool. Ted Gioia, the author of "West Coast Jazz" and "Delta Blues," was talking about a seismic, beneath-the-surface cultural shift. The cool detachment --sometimes spiked with irony or cryptic gestures -- originated by Bix Beiderbecke, Lester Young and Miles Davis is reaching its sell-by date. How can … [Read more...]