Circling the Square, by Wendell Steavenson - book review: Insurrection at the intersection

As a televisual event, Egypt’s  revolution to overthrow President Hosni Mubarak in 2011 worked: history was being rewritten across North Africa, the revolution was digital, led by Twitter and Facebook and with the incarcerated Google executive Wael Ghonim as the off-stage hero, and Tahrir Square, where the protesters gathered, provided an easy visual shorthand.