military and have cut i think approaches by which hanwha in korea and hanwha here is a trend can adaptch are working on globally to the unique circumstances are? >> i don't want this to be a commercial for hanwha but this is a good example of how things can get done. with a k-9 thunder the ambassador mentioned this morning, it's a self-propelled track howitzer or . it's been sold to 11 different nations that each nation has a slightly different set of needs so in harmonizing requirements, difficult to do in the trended. we have done a buyers club where we bring customers together to look okay how can i prove the sets of any certain way for certain type of threat environment? sharing that information, back calling that back to korea and cutting it into production into the base model. for instance, i give a quick and easy one. they need for five operators in this system is kind of a standard feature of the system. however, that same need isn't the same in the u.s. it's four. how much automation, cut into the system so we can break the operator out how to three? i was at a u.s. a this ent