he music business is about to get its own alternative currency, called Songcoin. The alternative currency phenomenon is real, as weird as that might feel to those of us who would never consider shelling out cash for points to buy special pixels for that Farmville game we never really got around to playing. Bitcoin, despite the issues mentioned below, shows that alternative currencies can become quite real to certain people, which can then make them real enough in general, causing them to take on a value of their own outside the traditional financial system.As Forbes reports, we still donÂ’t know...