<p>Depressed? Anxious? Insomniac? Social media may be to blame. This week's Tech 24 warns against the dangers - both mental and physical - of being constantly connected. In the test part of the show we bring you two new smartphones. One uses Wysips technology to turn the screen into a solar panel to help charge the battery. The other is a flip phone by LG. </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
