4. They have eliminated the need for artists to have to cater to radio with a traditional single.
Let's get one thing straight: Not everyone has a big enough name to do what Jay-Z and Kanye did. But after their first single, "H.A.M.," failed to take off like they thought it would, they decided to skip the traditional procedure of releasing a single, building a buzz, and then releasing their album. Instead, they created a quality album, kept the interest in the project high, dropped a song from it a few weeks ahead of time, and let it grow from there. Therefore, there's nothing that sounds like it was created strictly for radio on the album.