things like that. obviously they didn't want anybody to actually see what was going on in there. so when we had demos, they would bring investors executives from some company to a room which would have different styles of edison. they were prototyping. they would do a finger. stick on the executive. take a finger stick blood. they will put the blood into the cartridge. and then they put the cartridge into this medicine. hmm then executives out of the room to go give them a tour to go have a meeting or go have lunch or whatever, and immediately afterwards an engineer would run in. grab the cartridge and bring it out to the lab where my team would do the essays at the bench. we're on call so this could be done in an hour. we got reasonable data every time and then we would get those results. engineer run into the room with