[% FOREACH bb IN blist.keys %]
      [% bb %]  => [% blist.$bb %]  <br/>
        [% FOREACH bkey IN blist.$bb.keys %]
           [% bkey %] => [%  blist.$bb.$bkey %]

        [% END %]
  can I just specify?  [% blist.$bb.curr %] <br/>

  [% END %]