What gets New Yorkers to watch and/or contribute to PBS? Jazz, blues, r&b -- American vernacular music, of course.I assume it's time for WLIW's spring fundraiser, for instance, because "New York Public Television" has scheduled for one evening (March 11) of prime time the smooth r&b couple Ashford and Simpson in performance at Feinstein's at Loews Regency; photogenic trumpeter Chris Botti  performing with John Mayer, Josh Groban, Steve Tyler and the Boston Pops, and the 1959 broadcast "The Sound of Miles Davis," featuring music from the … [Read more...]