Facebook's staggering $16 billion acquisition of mobile messaging start-up WhatsApp last Wednesday stunned some industry watchers who said the deal was massively overpriced and a sign of desperation by Facebook to retain its users.
(Read more: Facebook buys WhatsApp: A desperate move?)
This is the social networking giant's largest acquisition yet, highlighting its ambition to get a piece of the fast-growing mobile messaging market. Facebook last purchased Instagram for $1 billion in 2012 and offered to buy photo-sharing mobile app Snapchat for $3 billion last year, an offer that was rejected.
Amid increasing interest in the mobile messaging market, tell us which is the next area of mobile technology you think is ripe for acquisitions:
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