think of the yellow vest movement in france a   couple of years ago which was a major tax level  to get rid of a very what i think was a very uh   an equal project to raise the carbon tax basically  on the poorest group in society and and there will   00:11:27 be you know to address uh climate uh challenges  but also you know all sorts of social and   developmental uh challenges uh we will we you know  societies will have to to to to find ways of