Jay-Z has sold about 50 million records, received 17 Grammy's, has a net worth of about $500 million, and still manages to produce several songs and albums every year. In honor of Jay-Z's birthday, we decided to take a look at some of the ways he's managed to be insanely productive over the years.
via Web News Blogs http://lifehacker.com/jay-zs-best-productivity-tricks-1475918858
