http://youtube.com/watch?v=B–ZARCwSIE Jay-Z's new album, Magna Carta Holy Grail, was revealed in a rather interesting way during Game 5 of the NBA Finals. In a large three-minute advertisement for Samsung, Jay-Z revealed that his new creation will drop on July 7th.  As if that's not interesting enough as is, Samsung Galaxy users will be rewarded with the album […]