Plenty of people found out about the demise of Osama bin Laden through Twitter — but for most of them, it was through rumors at first and then snippets of media reports. In Abbottabad, one Twitter user provided live commentary as the raid was happening near him. Without realizing it.
Missile strikes by Predators, Reapers, or other aerial drones usually result in messy explosions on the ground. Now the never-ending but perhaps futile quest to attain zero collateral damage may take another step forward, with a small micro-drone missile that can kill individual targets from afar.