People Like Us performed at MACBA earlier in 2010 as part of the Variations series at the MACBA auditorium. After the concert Anna Ramos from Radio Web MACBA (RWM), who also curated the whole series, conducted an interview which is now online and also downloadable as a podcast.
And in English:
http://rwm.macba.cat/en/sonia?id_capsula=750
If you are interested in the history of audio appropriation then listen to Jon Leidecker’s Variations podcast.
http://rwm.macba.cat/en/variations_tag/