anchor.diff:  %% --------------------------------------------------------------------------------------------------------------------
   
   init(InitialEntity) ->
  +	% Defaults for physical
   	Entity = case dict:find(physical, InitialEntity#entity.state) of
   		{ok, _} ->
   			entity_physical:init(InitialEntity);
  
positive.code: 
  	% -------------------------------------------------------------------------
  
  	% Set up ship state
  	InitialShip = case dict:find(ship, Entity#entity.state) of
  		{ok, Value} ->
  			Value;
  		error ->
  
negative.code: 	% -------------------------------------------------------------------------
  
  	% Set up our initial state
  	State2 = dict:store(ship, Ship, State1),
  
  	Entity#entity{
  