The genie breezing past her is startling, then kind of endearing.
The hobbyists can be informed once she has magic that there is a genie in the area, assuming that remains the case. In the meantime that isn't super useful.
Margaret has never been particularly prone to strong or long-lasting emotions, especially negative ones; she has every reason to expect she'll be fine on that front. The routine thing is a bit more worrying; is robotics club Monday-Wednesday and chess club Tuesday-Thursday enough variety? But magic will probably disrupt her routine anyway, and if it seems like it's causing problems she can start some new hobbies.
Magic being something you can get better at is a lot more appealing than it being something you just get some amount of and that's it, and the fact that the thing that makes you better at magic is doing lots of magic is even better.