In the year of composer Hans Werner Henze's birth, Puccini was working on Turandot. which some observers have suggested is the "last opera".
Yet Henze, 70 last year, has devoted much of his stage career to reviving and restoring the grammar and stagecraft of opera. Brian Morton talks to the composer who says of himself that all his music starts out from and returns to the theatre. With contributions from critics, directors and others in the operatic world. Repeat