There is a recent change in Lemmy's 0.19 release which would allow the import and export of user profile data, which in theory could allow easier migration between servers.
https://github.com/LemmyNet/lemmy/pull/3976
Hopefully we won't have to resort to that. Also, it would require the admin to upgrade to Lemmy 0.19, which may not be guaranteed.
Yes, because obviously Starmer is happy for violence to be directed towards innocent civilians. 🙄