Keep mum about...? Okay, she can deduce the meaning. "Obviously. You don't expect me to watch the whole process, do you? In arts like those, while the work is important, it's pretty boring."

...She does stay very still, though. Like- an energetic kind of stillness, from pausing a video, and not from lying down. Something that screams that she should do something, but she isn't. She's used to pausing like this, in dances and all- but she's gonna start complaining sooner or later.