Needed to unmask USE=adblock on ~arm64 www-client/qutebrowser Please use ALLOW_TEST=network for dev-util/maturin. aarch64 support was added to maturin last year so it /should/ be fine (haven't tried). I'll see what I can do with qemu if anything comes up. Thanks.
Unable to check for sanity: > no match for package: dev-util/maturin-1.11.5
arm64 done all arches done