i'm very much looking forward to menik's mission. >> how different is it?was designed in the 1970's. must be quite an analog spacecraft. does the crew dragon fly itself, or do you still have to work? how does it work? >> [laughter] it is ve automated. i think the first major difference is that information is regrouped and analyzed and digitized for the group to look at. -- the crew to look at. you only have a few displays as opposed to hundreds of pages you have to interpret by yourself. there's already a layer of interpretation on the information. the spacecraft tells you, this has failed, and this is what it looks look. compar to you having to look at the pressure, you having to look at a voltage and conclude for yourself with the cases. -- what the case is. now, there's a lot of automation. the spacecraft basically does fly itself. you can still fly it manually. the dragon. but it's only in a vy degraded case. even if you do fly manually, you fly manually through the touchscreen. so it is actually a little bit of a difference and a jump to make for a pil