CAIRO — In the sprawling factories of El-Mahalla el-Kubra, a gritty, industrial town a few hours’ drive north of Cairo, lies what many say is the heart of the Egyptian revolution. "This is our Sidi Bouzid," says Muhammad Marai, a labor activist, referring to the town in Tunisia where a frustrated street vendor set himself on fire, sparking the revolution there. Indeed, the roots of the mass uprisi
![Egypt's Cauldron of Revolt](https://cdn-ak-scissors.b.st-hatena.com/image/square/a47fcceb19bd472d9b6377d2d1672ecf5b1c6211/height=288;version=1;width=512/https%3A%2F%2Fforeignpolicy.com%2Fwp-content%2Fuploads%2F2011%2F02%2Fegypt_textile23.jpg%3Fw%3D625)