URL：https://www.tagesspiegel.de/wirtschaft/images/files-this-file-photo-taken-on-december-12-2007-shows-the-logo-of-social-networking-website-facebook-displayed-on-a-computer-screen-in-london-facebook-could-be-working-on-a-smartphone-according-to-paperwork-recently-spotted-by-cyber-sleuths-whic/alternates/BASE_16_9_W1400/files-this-file-photo-taken-on-december-12-2007-shows-the-logo-of-social-networking-website-facebook-displayed-on-a-computer-screen-in-londonfacebook-could-be-working-on-a-smartphone-according-to-paperwork-recently-spotted-by-cyber-sleuths-which-the-tech-giant-filed-earlier-this-year-a-face.jpeg
掲載元：https://www.tagesspiegel.de/wirtschaft/facebook-startet-marktplatz-in-deutschland-4530784.html
