BERLIN, GERMANY - JUNE 21: German Chancellor Angela Merkel stands with children on a laboratory station during her visit to the Weydemeyerstrasse Kindergarten on Jne 21, 2016 in Berlin, Germany. Merkel visited the kindergarten as part of the "Day of Little Researchers", which is meant to promote enthusiasm for science among children. (Photo by Carsten Koall/Getty Images)

(FILES) This file photo taken on September 11, 2013 shows the logo of social networking website 'Twitter' is displayed on a computer screen in London. Twitter said June 20, 2016 it was acquiring British-based artificial intelligence startup Magic Pony to bolster its capacity for analysis of visual content. Magic Pony's technology, based on research to create algorithms that can understand the features of imagery "will be used to enhance our strength in live and video and opens up a whole lot of exciting creative possibilities for Twitter," said Twitter co-founder and chief executive Jack Dorsey in a blog post. / AFP PHOTO / LEON NEALLEON NEAL/AFP/Getty Images

A replica of the Trojan horse designed by 'No, No, No, No, No, Yes' and made up of thousands of computer and mobile phone components infected with various viruses and malware, named the "Cyber Horse" is displayed at the entrance to the annual Cyber Week conference at the Tel Aviv University in the Israeli city of Tel Aviv on June 20, 2016. The Cyber Horse is a piece of art composed of devices that can be harmed by malware and was created in order to prompt national and international awareness of the dangers of cyber-attacks. / AFP PHOTO / JACK GUEZ / RESTRICTED TO EDITORIAL USE - MANDATORY MENTION OF THE DESIGNER UPON PUBLICATION - TO ILLUSTRATE THE EVENT AS SPECIFIED IN THE CAPTIONJACK GUEZ/AFP/Getty Images

A man takes a picture of a replica of the Trojan horse designed by 'No, No, No, No, No, Yes' and made up of thousands of computer and mobile phone components infected with various viruses and malware, named the "Cyber Horse" displayed at the entrance to the annual Cyber Week conference at the Tel Aviv University in the Israeli city of Tel Aviv on June 20, 2016. The Cyber Horse is a piece of art composed of devices that can be harmed by malware and was created in order to prompt national and international awareness of the dangers of cyber-attacks. / AFP PHOTO / JACK GUEZ / RESTRICTED TO EDITORIAL USE - MANDATORY MENTION OF THE DESIGNER UPON PUBLICATION - TO ILLUSTRATE THE EVENT AS SPECIFIED IN THE CAPTIONJACK GUEZ/AFP/Getty Images

People take photos and look at a replica of the Trojan horse designed by 'No, No, No, No, No, Yes' and made up of thousands of computer and mobile phone components infected with various viruses and malware, named the "Cyber Horse" displayed at the entrance to the annual Cyber Week conference at the Tel Aviv University in the Israeli city of Tel Aviv on June 20, 2016. The Cyber Horse is a piece of art composed of devices that can be harmed by malware and was created in order to prompt national and international awareness of the dangers of cyber-attacks. / AFP PHOTO / JACK GUEZ / RESTRICTED TO EDITORIAL USE - MANDATORY MENTION OF THE DESIGNER UPON PUBLICATION - TO ILLUSTRATE THE EVENT AS SPECIFIED IN THE CAPTIONJACK GUEZ/AFP/Getty Images

A replica of the Trojan horse designed by 'No, No, No, No, No, Yes' and made up of thousands of computer and mobile phone components infected with various viruses and malware, named the "Cyber Horse" is displayed at the entrance to the annual Cyber Week conference at the Tel Aviv University in the Israeli city of Tel Aviv on June 20, 2016. The Cyber Horse is a piece of art composed of devices that can be harmed by malware and was created in order to prompt national and international awareness of the dangers of cyber-attacks. / AFP PHOTO / JACK GUEZ / RESTRICTED TO EDITORIAL USE - MANDATORY MENTION OF THE DESIGNER UPON PUBLICATION - TO ILLUSTRATE THE EVENT AS SPECIFIED IN THE CAPTIONJACK GUEZ/AFP/Getty Images

Women take a selfie in front of a replica of the Trojan horse designed by 'No, No, No, No, No, Yes' and made up of thousands of computer and mobile phone components infected with various viruses and malware, named the "Cyber Horse" displayed at the entrance to the annual Cyber Week conference at the Tel Aviv University in the Israeli city of Tel Aviv on June 20, 2016. The Cyber Horse is a piece of art composed of devices that can be harmed by malware and was created in order to prompt national and international awareness of the dangers of cyber-attacks. / AFP PHOTO / JACK GUEZ / RESTRICTED TO EDITORIAL USE - MANDATORY MENTION OF THE DESIGNER UPON PUBLICATION - TO ILLUSTRATE THE EVENT AS SPECIFIED IN THE CAPTIONJACK GUEZ/AFP/Getty Images

People take pictures of a replica of a Trojan horse designed by 'No, No, No, No, No, Yes' and made up of thousands of computer and mobile phone components infected with various viruses and malware, named the "Cyber Horse" is displayed at the entrance to the annual Cyber Week conference at the Tel Aviv University in the Israeli city of Tel Aviv on June 20, 2016. The Cyber Horse is a piece of art composed of devices that can be harmed by malware and was created in order to prompt national and international awareness of the dangers of cyber-attacks. / AFP PHOTO / JACK GUEZ / RESTRICTED TO EDITORIAL USE - MANDATORY MENTION OF THE DESIGNER UPON PUBLICATION - TO ILLUSTRATE THE EVENT AS SPECIFIED IN THE CAPTIONJACK GUEZ/AFP/Getty Images