Thunderbird is stuck on an old version:make_clickable_callback(MAGIC_URL_FULL, ' ', 'https://archlinuxarm.org/packages/aarch64/thunderbird', '', ' class="postlink"')
It needs a rebuild due to a recent icu update
[code]
warning: cannot resolve "libicui18n.so=74-64", a dependency of "thunderbird"
warning: cannot resolve "libicuuc.so=74-64", a dependency of "thunderbird"
[/code]