Google’s rumored bid to acquire mobile instant messaging app Whatsapp for $1 billion is yet the latest evidence that this category of mobile apps is heating up as smartphone users flock to mobile IM and chat apps as an alternative means of communication. According to the first full release of Simmons ConnectSM, 23% of adult smartphone users today access mobile IM or chat apps like Kik Messenger, Whatsapp and Google Talk during a typical week.
…mobile IM/chat apps are 30....