something, drop off something, mix something, et cetera. >> the idea was the hopefuls in these little plastic containers and it mixed the reagents with blood. >> i was responsible for developing 60 different tests and trying to get them work with the edison. >> the trick was how to make it into a bigger process. >> it was a complex device, a lot of moving parts and a phrau indicated system. i felt we would get there. >> we felt we were on the path to be able to make machines that could do this. >> elizabeth holmes -- let me begin, when you think of