The Firefox version 101 fixing security vulnerabilities is still missing, since a week, blocked by rustc/cargo:
It was already known two months ago that the new versions of rustc/cargo were needed, but suddenly time was running out.
When can we expect a new version of Firefox or should we even prepare for a mass migration to snap?
By the way, what snapcraft.yaml is used for building the official Firefox snap package? There are several versions around:
https://hg.mozilla.org/mozilla-central/file/tip/taskcluster/docker/firefox-snap/firefox.snapcraft.yaml.in
https://github.com/canonical/firefox-snap/blob/stable/snapcraft.yaml