anchor.diff:                                    end,
                             RemoteItems),
               %% append items in db with remote items
  -            NewItems = lists:append(RemoteCut, Items),
  +            NewItems = lists:sublist(
  +                         lists:append(RemoteCut, Items),
  +                         ?DEF_NUM_OF_ITEMS),
               %% update record in db
               NewFeed = Feed#feed{
                           timestamp=RemoteTimestamp,
  
positive.code:                 [#feed{source=Source, content=Content}] ->
                      {Meta, Items} = Content,
                      %% reduce feed output to 20 items
                      ReducedItems = lists:sublist(Items, 20),
                      {Meta, ReducedItems}
              end
      end.
  
negative.code: -include("mf.hrl").
  
  -export([start/0, read/1, sync_db/0, sync_query/2]).
  
  -define(DEF_NUM_OF_ITEMS, 20).
  -define(DEF_SYNC_FEEDS, 120*60*1000).
  
  %%------------------------------------------------------------------------------
  %% @spec start() -> {ok, AggregatorPid} | {error, Reason}
  