If only the right hand knew what the left hand was doing, most of the time.. http://www.gizmag.com/steam-turbine-efficiency/36760/?utm_source=Gizmag+Subscribers&utm_campaign=91e35c5a7a-UA-2235360-4&utm_medium=email&utm_term=0_65b67362bd-91e35c5a7a-90995777