In a week in which the nation has debated the relevance of classical music, it was left to the LSO’s Eclectica concert series to have the final word. Incorporating world and electronic music alongside traditional chamber works and contemporary programmes, Eclectica’s concerts offer dressed-down, laid-back forays down the roads less travelled of the classical repertoire. With one of the 20th century’s musical greats as a grandfather and a growing reputation for his work as a producer, DJ and composer, incorporating classical music into a club idiom and setting, who better than Gabriel Prokofiev to weigh in on the debate?