2013’s halfway point affords us an opportunity to reflect upon the most important music business stories of the year thus far -- some of which will undoubtedly impact our industry far into the future. What we want to know now is which development over the past half-year in music do you think will most influence the music business? Who is this year's most important and innovative artist? And which newly launched music platform will take off? Don't hesitate to write in your pick if it's not listed and please expound in the comments section.