Broadband Barrage Balloons

alnya writes "BBC Online are reporting a story of a York-based company called SkyLinc who are floating baloons connected to a fibre optic pole which, they say, can deliver broadband access at "more than double the speed of most broadband services currently available" - whatever that means. Only 18 balloons would be necessarily to blow BT out the water (according to the article). Is this on the horizon?"