clients with L<public-inbox-imapd(1)>. This is the C<newsgroup>
name with a C<.$INTEGER_SUFFIX>, e.g. a newsgroup named C<inbox.test>
would have its first slice named C<inbox.test.0>, and second slice
clients with L<public-inbox-imapd(1)>. This is the C<newsgroup>
name with a C<.$INTEGER_SUFFIX>, e.g. a newsgroup named C<inbox.test>
would have its first slice named C<inbox.test.0>, and second slice