anchor.diff:  %        ?debugMsg("No outliers"),
           {RootNodes, 0};
       Outliers ->
  -        ?debugMsg("Outliers!!"),
  +        %?debugMsg("Outliers!!"),
   %        ?debugVal(TargetHeight),
           % insert outliers by creating a temporary root node
           {ok, TmpRootPos} = write_parent(Fd, RootNodes),
  
positive.code:         %{ok, Level}
      end,
  %    ?debugVal(T),
      ?debugVal(Acc2),
      {Info, Acc3} = seedtree_write(Fd, T, InsertHeight, Acc2),
  %    ?debugVal(Info),
      ?debugVal(Acc3),
  
      %% XXX vmx: I temporarily write this node to disk just for debugging
      %% purpose, this should still be there in the final code.
      {ok, DebugPos} = write_parent(Fd, Acc3),
      ?debugVal(DebugPos),
  
      {level_done, Acc3}.
  %    {Info, Acc3} = case seedtree_write(Fd, T, InsertHeight, Acc2) of
  
negative.code: %%    {ok, [MbrAndPos|tl(MbrAndPosList)]}.
      % XXX XXX vmx: NOT OUTLIERS ARE INSERTED ATM
      %{ok, RootNodes2}.
      {ok, RootNodes2, NewHeight+HeightDiff, HeightDiff}.
  
  seedtree_write(_Fd, [], InsertHeight, Acc) ->
      %?debugMsg("No more siblings!!!!!!!!!!!!!!!!!!"),
      {no_more_siblings, Acc};
  %seedtree_write(_Fd, [{_,_,Children}=H|_T]=Leafs, _Acc) when is_tuple(Children) ->
  %seedtree_write(_Fd, [{_,_,Children}=H|_T]=Leafs, _Acc) when is_tuple(H) ->
  