By Sibel Tinar, Contributing Reporter
RIO DE JANEIRO – Ipanema nightclub Dama de Ferro holds a curious secret behind its iron doors every Thursday night. The long line of clubbers at its entrance goes around the block by the Lagoa, yet instead of shaking with thumping bass sounds and loud noises, the club itself is completely silent.
Upon entering, the sights and (lack of) sounds of the dance-floor are a scene to be remembered: people dancing with headphones on while the DJs spin to virtual silence, in an atmosphere so . . .