and so you don't you're not able to well i i guess you are able to if you want to change them but you you stay in those roles for so long that it's it's hard to to adjust and it would take a a really long time for ethnic science to figure out you know what affects women how and how the same thing affects men i think it i just don't think it's any kind of study they can do in any even twenty or thirty year period of time you know