this is something we cannot deal with yet as technology people we have don't have any solution yet so that bias is spinning actually populated through the entire system until tuesday the very results of what a big data analytics system tells us in the end to make decisions ok but is it just too late we've already in these big data systems now we can't take ourselves out we just have to accept well yes we have to sort of accepted nevertheless those systems don't fall from heaven we are the ones who are constructing them and of course we should consider of integrating directly building designing into the systems protection of. the human being so as it as we say we have big data analytics apply to human beings that needs protection this season and that needs a better design and we have the industrial internet of things well we don't have these problems at all ok well let's hope that we can use big data for our benefit and not to surveil us all if one has to thank you for sure thank you.