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A British man is taking internet social networking to a new level, with a unique quest to see how far he can travel in 30 days relying solely on the hospitality and advice of the Twitter community, and raising money for charity as he goes. Paul Smith is hoping support from the cyber friends he has never even met will help take him halfway around the world. Al Jazeera's Jayne Azzopardi reports on the 'Twitch Hiker'.
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