In December a company called Blue H Technologies, based in Oosterhout in the Netherlands, placed a half-size prototype turbine about 20km off the coast of southern Italy in water 108 metres deep.
The main knock against H.264 is that the ideas behind it are patented, so any software makers who want to encode or decode H.264 video have to pay into a licensing pool called MPEG LA once their audiences reaches a certain size.