I suspect part of the use of a picture-taking drone is that NASA people on the ground can have the drone go take a picture of something right now, rather than h

I suspect part of the use of a picture-taking drone is that NASA people on the ground can have the drone go take a picture of something right now, rather than having to interrupt an astronaut or wait until they're not busy with something more important. Most of the ISS is probably connected to sensors and remotely accessible, but there are probably still a lot of cases where they actually need someone to look at something.