EReaders are the hottest gadget category right now, judging by their lack of availability.
Sony warned us last month it could not guarantee deliveries by Christmas of its new Daily Edition reader, while Barnes & Noble has sold out of its Nook Reader.
Both companies may have suffered from running out of time in ramping up production for the holidays, rather than being overwhelmed by demand, but it seems that Amazon has benefited. It announced on Monday that the Kindle was the best-selling product on its website.
In the fourth in our series on the essential gadgets of the year, Paul Taylor summarises current choices after the jump, while in posts below, David Gelles gives his personal account of reading a digital book and we republish posts reviewing the Cooler and the current state of the market. Read more





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