Media error: Format(s) not supported or source(s) not found
Download File: https://dortmund.media.ccc.de//events/jugendhackt/2019/h264-hd/jh19_koeln-1903-deu-Open_Button_hd.mp4Download File: https://mirror.netcologne.de/CCC//events/jugendhackt/2019/webm-hd/jh19_koeln-1903-deu-Open_Button_webm-hd.webmDownload File: https://ffmuc.media.ccc.de//events/jugendhackt/2019/h264-sd/jh19_koeln-1903-deu-Open_Button_sd.mp4Download File: https://us.mirror.ionos.com/projects/media.ccc.de//events/jugendhackt/2019/webm-sd/jh19_koeln-1903-deu-Open_Button_webm-sd.webm00:00
00:00 | 00:00