She says she's open to it but doesn't find it as intuitive. So there's a chance.
That's the problem, even if technically the platform is the worst option, it is a pain to try and relocate a community.
I had to do it with like 70 people from Google Hangouts to another service a few years back and it was crazy how hard just getting everyone into a basic service is. Any new or weird quirk will absolutely chase people back - especially if the original service is still working