Es Bueno o Malo utilizar SYNC?

Is it good or bad to use SYNC? This is my point of view on the matter. Register for the next seminar: http://eepurl.com/bVJ1MX   / el-arte-de-ser-dj-487590101418100   If you want to say thanks, please like and subscribe, comment, and ask questions—I'll always answer them. Buy my book: http://elartedeserdj.com/66-2/ Follow me on Twitter: @elartedeserdj