Mobile marketing is going mainstream! That’s the message of a well written Boston Globe article this week:

“The researcher eMarketer estimates that US spending on mobile ads, at about $900 million in 2007, will grow more than fivefold to nearly $4.8 billion in 2011. By contrast, paid search and other online spending will only double, to about $42 billion in 2011.”

Let’s see how it goes….