Well i've just asked my brother again and he sez they're putting a roof on it and putting lights around the outside that change colour (like the allianz arena). He sez theres a model in the museum of what it will look like.
it does in the first picture but not in the fourth [img=http://www.cnplus.co.uk/pictures/562x422fitpad[0]/9/1/7/1207917_Barcelona_FC__stadium_at_sea__4.jpg]
If they built that in place of Oakwell Everyone would just jump straight in after another dire performance