Changing the format of music to MP3 ultimately lead the way for millions of consumers to embrace services like Spotify to play their favorite music.

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The margins in this business are going to be wafer thin, so Spotify cannot afford to be a minor player in the US market - it's got to do what it has achieved in Europe and prove that millions are prepared to pay for access to music.

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Yet for a few artists, music alone is a viable path to earning millions.

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Millions of fans would argue that they love Gaga mostly for her music.

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The explosive colours, the botanicas shops selling spell components for use in vodoun (voodoo) - a real and important system of faith for millions of Caribbeans, Brazilians and Africans - the constant pulse of music and the muddy, rich tones of Ayisen Creole make this a Miami must-see, although be advised this area can be dodgy at night.

BBC: Multicultural Miami