What happens when the wind doesn't blow and the sun doesn't shine ????????? Where's all that power coming from especially as the demand for power is going to go up massively with all these electric cars and so on coming????   and the demise of the humble gas fired domestic boiler being done away with ,NONE OF YOU HAVE THE ANSWERS THOUGH DO YOU.!!!!<br>WE STILL NEED CONVENTIONAL POWER STATIONS. most of you lot are just dreaming.,(reply>), @Attalan So what are they?,(reply>), Robert Day Just because you don't know the answers doesn't mean everyone else doesn't either.