The Lux String Quartet, founded in 2013, works toward making classical music more accessible, both through education and by performing in unusual venues. For example, their concert series, "Lattes wit. The Who’s classic rock album "Quadrophenia" is coming to New York as it was meant to be heard — as a classical symphony. The band’s Pete Townshend, the creative force behind the 1973 concept album, ha. on the grounds that…