The killing of world's most wanted man Osama bin Laden was hotly discussed and debated in the Internet-based social media, particularly in websites like Twitter and Facebook, while bloggers also focused their attention on the events that unfolded after the death of the al-Qaeda leader.

Between May 1 (when the United States President Barack Obama announced the killing of bin Laden) and May 5, cyberspace was abuzz with mentions about the al-Qaeda leader. In fact, around 40 per cent of the world's online population, approximately 1 billion people, found out about Osama's death through Twitter and Facebook, claimed media analysis software firm Vangal Software Services.

“The buzz on the internet media started on May 1 and peaked on May 3, with netizens discussing the news about Osama on Twitter, Facebook and blogosphere. People in large numbers also visited news website to get the latest on the death of bin Laden,” Vinita Ananth, the founder of the Bangalore-based firm, told The Hindu.

Sharing information about her company's analysis on social media reactions on Osama's death, based on information given by various social networking sites and other sources, Ms. Ananth said that, on Twitter between May 1and May 5, an average of 1.2 million tweets per hour were recorded, which peaked to about 12 million per hour soon after the U.S. President announced Laden's death on world television.