WhatsApp was founded by Ukrainian immigrant/college drop-out Jan Koum and Stanford alumnus Brian Acton, offering an alternative to text and e-mail. Being able to send as many messages as frequently as you want (provided you’ve got a Wi-Fi connection, of course) is pretty appealing.
Facebook took charge in a £11.4 billion take-over, the single biggest acquisition in the company’s ten year history. Server issues over the weekend caused the app to go offline for three hours, sparking outrage among its users.
Facebook are pretty savvy with bold purchases, having acquired the photo-sharing site Instagram for £1 billion after only a weekend of negotiations.
Facebook has stated: WhatsApp will "continue to operate independently and retain its brand" despite the take-over. Zuckerberg himself claims the messaging service will reach 1 billion users in a few years.
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