With recent protests taking place against president Abdel-Fatah al-Sisi, The Economist’s foreign editor, Robert Guest, considers what might happen if Mr Sisi's regime collapses. We discuss the global cannabis revolution, as medical use opens the way to wider liberalisation. And, instead of worrying about too many robots in the workforce in the future, should we be worrying that there will be too few? Music by Chris Zabriskie "Candlepower" (CC by 4.0) ____________________ Please subscribe to The Economist for full access to print, digital and audio editions: www.economist.com/radiooffer ____________________ For information regarding your data privacy, visit acast.com/privacy