WhatsApp founder Jan Koum interviewed by David Rowan at DLD14
2015-08-31 10:50:36点击：
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WhatsApp founder Jan Koum interviewed by David Rowan at DLD14
https: www youtube com watch?v=U4iY1CJvF8k
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WhatsApp founder Jan Koum interviewed by David Rowan at DLD14
https://www.youtube.com/watch?v=U4iY1CJvF8k
