Co-founder of WhatsApp Inc.
facebook.com/jan.koum
twitter.com/jankoum
linkedin.com/in/jkoum
Jan Koum on Wikipedia
What's Up WhatsApp? (Jan Koum, CEO at WhatsApp & David Rowan) | DLD14
Jan 20, 2014
A quick update on WhatsApp by its co-founder and CEO Jan Koum. Moderated by David Rowan, WIRED UK.
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