<p>Samsung's new Galaxy Note 4 smartphone-tablet hybrid has a curved screen, a matching virtual headset, and an ability to wipe $26 billion dollars off the value of rival Apple. We look at how Samsung is taking big steps to try to retain its leading position in the mobile market. Also today: rogue trader Jérôme Kerviel's case is back before the French courts.</p><br /><br />Visit our website:<br />http://www.france24.com<br /><br />Like us on Facebook:<br />https://www.facebook.com/FRANCE24.English<br /><br />Follow us on Twitter:<br />https://twitter.com/France24_en
