The writing has been on the wall ever since Samsung's acquisition of mSpot, but the Korean firm today confirmed to Reuters that it plans to join the ranks of Apple, Google and Amazon in the world of digital content distribution. Most importantly, it plans to do so through buyouts. Samsung executive Kang Tae-jin offered a rather frank overview of the company's ambitions, saying that it will grow Music Hub into one of the top four services in terms of revenue and subscribers within the next three years. According to Kang, the push isn'