You know, I've been to rap concerts where there were white rappers and completely white audiences, and they're not rapping about, you know, the kind of traditional hip-hop concerns about what life is like in the African-American community.

NPR: Book Looks at White Youth and Hip-Hop Culture

According to Bowker's Books in Print database, which tracks print and e-books published and distributed in the United States, 164 such works have been written so far - they either directly address the event or use it as a peg to hang greater literary concerns about love, life and loss.

BBC: Is there a novel that defines the 9/11 decade?

But they're caught between a genuine commitment to free speech and real-life concerns about campaigns being distorted by too much money.

ECONOMIST: The Supreme Court

Its battery life should allay concerns about MP3 listening cutting too deeply into talk time.

ENGADGET: Switched On: Why Motorola's ROKR plays the humdrum

Of course, some people can feel unhappy about increased disruption to normal life, security concerns, more traffic congestion and the environmental impact of big events.

BBC: Going for the happiness gold

There are also concerns about what these changes will do to cross-border social life.

NPR: Border Rules May Alter Life on Canada-Vermont Line

Seven months after Seau's death, another NFL player's life came to a violent end, stunning the sports world once again and raising concerns about the mental health of football players.

CNN: Former NFL player wants brain studied

There are concerns about the issue but there are also concerns about the way asylum seekers are being treated and I think it behoves everyone of us in public life to actually treat this issue very sensitively indeed and I think not to over blow it.

BBC: INTERVIEW WITH IEUAN WYN JONES, LEADER, PLAID CYMRU

By talking about your concerns and expectations now, you can build a strong foundation for a healthy, happy sex life -- till death do you part.

CNN: Why you should talk about sex before marriage