5 Myths About App Store Optimization by Neil Patel - Link
"Apps are a big business. Really big. App sales are a $25 billion industry, as reported by WSJ. This doesn’t account for the broader revenue generated by other industries that are part of the app economy. VisionMobile estimates that the global app economy will be soaring at $143 billion by 2016. With growth rates at or exceeding 30%, the app industry is one hot area right now.
Plus, it’s growing. App creation and purchasing is on the rise."