anchor.diff:  
   init([OurPeerId, InfoHash, StatePid, FileSystemPid]) ->
       process_flag(trap_exit, true), % Needed for torrent peers
  +    {ok, Tref} = timer:send_interval(?ROUND_TIME, self(), round_tick),
       {ok, #state{ our_peer_id = OurPeerId,
   		 bad_peers = dict:new(),
   		 info_hash = InfoHash,
   		 state_pid = StatePid,
  +		 timer_ref = Tref,
   		 file_system_pid = FileSystemPid,
   		 peer_process_dict = dict:new() }}.
   
  
positive.code: 		info_hash = none,
  	        peer_process_dict = none,
  
  	        state_pid = none,
  	        file_system_pid = none}).
  
  
negative.code: 		    peer_id = none}).
  
  -define(MAX_PEER_PROCESSES, 40).
  -define(ROUND_TIME, 10000).
  
  %%====================================================================
  %% API
  