In four short years, the classical crossover sensation reached the top with the help of viral videos. Nick Krewen Music, Published on Fri Jun 13 2014 In four short years, classical crossover sensation Lindsey Stirling has gone from anonymity to star stature without the help of the usual star-making machinery. There is no major label, prominent manager, radio station or concert promoter that can claim responsibility for the elfin dubstep…