Facebook has bagged yet another big deal. Rumours were already being circulated about its intention to buy the messaging app, WhatsApp. Acquisition of the latter was finally made at $16 billion, so far the greatest investment of facebook of the like. It was also rumoured that google posed itself as a potential buyer as well. $12 billion is to be paid in stock and the rest to be paid in cash. The deal also included an additional payment of $3 billion to the founders and employees of the company, which was once considered to be a threat to the popularity of facebook, since it allows people to enjoy free messaging on smartphones. 450 million users all around the world relish over this free service. Well, facebook would not have to worry, if indeed those rumours were true. Furthermore, it is said that the co-founder of WhatsApp, Jan Koum, will now join the board of directors of facebook.