Trust me, it's not about the touch screen.
Today the iPhone goes on sale and I'll admit that it looks pretty cool and futuristic and has lots of neat features. But I think the feature with the broadest impact on global cell phone culture will be mobile wi-fi calling. Pretty soon, free or very low cost wireless internet signals will be available in all the world's urban areas and what does that mean? You'll be able to use that internet signal to make free international phone calls. Through wi-fi enabled cell phones the entire planet will be connected for free.
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In 2006, I founded ZapBoom Consulting, which specializes in the analysis of how digital
tools like cell phones and the Internet can be used in social change campaigns in developing countries. I have
researched and written reports on topics ranging from 




Last week, on June 2, the Egyptian blogger Abdel Monem Mahmood was freed from prison. That's him with the huge grin and the peace sign on the far left in the photo. As I've been working of the 

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