By Hugh McIntyre on Sonicbids Blog Social media has become more than just a fun leisure activity or way to keep in touch with friends and family; it's become everything – and the only thing – that matters in many cases. If you're a musician or band, I'd be willing to bet that these days no one cares about your newsletter, but they do follow you on Twitter and Facebook. Twitter is especially great, as it can be very different things for different people, depending on where they are in their careers. If you're Miley Cyrus, Twitter's a wonderful, democratic...

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