 reliable they need to be resilient and they need to be affordable right and and what we've done here is we've said well they've got to be green well if you want to pick just green we'll turn everything off right um but but when you when you make something else it's got to be those three things before it can be anything else and and i think a lot of our possibly makers have have forgotten that um and and it's horribly complex our grid system is probably the most complex engineering marvel that man's ever made