anchor.diff:  %% Connect timeout, server has to respond before this
   -define(HTTPC_TIMEOUT_CONNECT, 10000).
   
  -%% Url shorteners return HTML+Javascript, except for simple text-only browsers
  +%% Some url shorteners return HTML+Javascript, except for simple text-only browsers
   -define(CURL_UA, "curl/7.21.4 (universal-apple-darwin11.0) libcurl/7.21.4 OpenSSL/0.9.8r zlib/1.2.5").
   
  -%% Some servers handle Twitterbot nicely and give it real metadata.
  +%% Some servers handle Twitterbot extra nicely and give it better metadata.
   -define(HTTPC_UA, "Twitterbot").
   
   
  
positive.code:         {error, _} = Error -> Error
      end.
  
  httpc_flush() ->
      receive
          {http, _} -> httpc_flush()
  
negative.code:         ok
      end.
  
  %% @doc Some url shorteners return HTML+Javascript, except for simple text-only browsers
  httpc_ua(Url) ->
      case is_url_shortener(Url) of
          true -> ?CURL_UA;
  