. >> can i ask you then to address under renault evaluation, a term that jim mcconnell uses and may have been coined by the nasa administrator, technology inversion. you've got a strong, tremendous technology base on all the labs and you develop these technologies and i know one thing that i've heard you all speak about is how long it takes us for a lot of good reasons and some not so good reasons to deploy them. what innovations, what progress have you made in the last year in technology insertion? you say when you can deploy those technologies sooner, it can work them into the mission to build faster and better and more efficiently, so, kim, do you want to start again with technology insertion? >> sure, i think this is an area where we've actually made a lot of progress and as james mentioned with the digital transformation, changing the kind of technologies we use and the way we use technology is equal parts technical and cultural. it's not as simple as saying i have a great new idea or tool or technology, let's just roll with it. there's a high degree of confidence we have to build i