and and so since they but if they're gonna fly just just fly up into the air how do they navigate like how do they deal with things that might be above them do you care about that or, well basically no they they don't really give a yeah, so when they go up and down from the stations they just actually fly through everything, until they get to the top of the grid where they can fly however they want right and they can start responding to the height calculations of the world grid exactly yeah and does the world grid take into account