interview by SVEN SCHUMANN portrait by BRAD ELTERMAN All photos courtesy of Giorgio Moroder After years of retirement, the legendary Italian songwriter-producer and inventor of synth-disco is back with a brillant contribution on the last Daft Punk album and a new career as a 73-year-old DJ Giorgio Moroder’s track record is impressive. He is an indisputable pioneer of electronic dance music. He has won three Oscars, three Golden Globes, and three Grammys. He has written three official songs for the Olympics and one for the World Cup. He has recorded songs with David Bowie, Freddie Mercury, Blondie, Barbra Streisand, Donna Summer, Cher, and many others. His many hits have sold well over 100 million copies, and producers from around the world count him as a major influence. Moroder, born in a small village in South Tyrol, Italy, is a legend — not just because he published his autobiography in…