David Mellis, Free Hardware pioneer has spent some time modifying the Arduino GSM Shield plans to turn it into a fully functional phone. The idea is that anyone can make their own mobile free Hardware-based.
With the launch of the project ARA Motorola , there are few voices have been raised claiming a little more freedom on the part of manufacturers have taken advantage of the technical complexity of producing gadgets to bind us to the inability to upgrade devices next generation mobile, or directly modify to afford pleasure.