That’s certainly a big bonus for all the people that care about the welfare of birds – but it doesn’t stop there. The oscillation principle of the Vortex cylinders appears to be efficient in a number of ways, from energy production, to where they can be sited. There is an impressive list of strategic partners investing time, money and knowledge into the project – which has also caught the imagination of the public, who have nicknamed it the ‘Skybrator’.