Twitter, You Tube and "Citizen Journalists"

Two thought provoking lines that I've recently heard surround the proliferation of people posting "events" on social media sites and blogs...
"Look at me looking at this." and "People change when behind a camera."

Here are two interesting yet different perspectives on the issue...

Analysis of its impact on humanity.

In support of citizens journalists.

Our Best Defense is Their Mercy... Apparently

We're in for a world of pain, if our infrastructure is compromised. Based on this recent WSJ article, the computer hackers have already gotten in. It's just a question of when they decide to attack. Legitimate foreign governments aren't as much of a concern, threats of cyberattacks could be the new "nuclear shield". However, it's organized crime or terrorist cells that seem to pose the greatest threat.

Disruptive technologies separated by 500 years

Last year NYU professor Clay Shirkey was talking about Cognitive Surplus. This year, he's comparing the impact of the internet on newspapers and journalism to the impact on society of the printing press in a recent post.

Preventative medicine

Modern medicine does a great job at reducing pain and suffering and solving problems. Traditionally diagnosis occurs after the illness has begun. How far can/should preventative medicine go and what are the unintended consequences. Whether or not treatment is done, apparently it will take a lifetime to understand the full result of practicing cutting edge preventative medicine.