anchor.diff:      list_to_float(Price).
   
   
  -%%-----------------------------------------------------------------------------
   %% Pick and return a random element from a given list
  -%%-----------------------------------------------------------------------------
   choice(List) ->
       Maximum = length(List),
       Element = random:uniform(Maximum),
  
positive.code: broker(Listings, Ticker, Interval) ->
      receive
          {price_answer, Symbol, Price} ->
              io:format("~p~n", [{Symbol, Price}]),
              broker(Listings, Ticker, Interval);
          stop ->
              void;
  
negative.code:             broker(Listings, Ticker, Interval)
      end.
  
  
  %%%----------------------------------------------------------------------------
  %%% Helper functions
  %%%----------------------------------------------------------------------------
  
  random_symbol() ->
      CharPool = "ABCDEFGHIJKLMNOPQRSTUVWXYZ",
  