[youtube=http://www.youtube.com/watch?v=2YcIgow6TDk]
UBIQUITY If you missed the hoopla around the release of Jay-Z’s Magna Carta… Holy Grail, you may well have been in a different solar system.
LONGEVITY Barely one month old, “Holy Grail” is still climbing the charts—and the video hasn’t even been aired.
SOCIAL POWER Jay’s mobile app required users to post Facebook or Twitter updates to unlock lyrics.
ROOTS Jay name-drops Michael Jackson’s Thriller and Kurt Cobain. Justin croons from Nirvana’s “Smells Like Teen Spirit.”
CONTROVERSY The app that was part of Jay’s deal with Samsung mined users’ social-media and e-mail information