anchor.diff:      MS = [{MatchHead, [], [true]}],
   
       %% Remove all connections
  -    _ = ets:select_delete(?MODULE, MS),
  +    _ = catch ets:select_delete(?MODULE, MS),
   
       %% Remove info and return spec
  -    true = ets:delete(?MODULE, Node),
  +    _ = catch ets:delete(?MODULE, Node),
   
       ok;
   
  
positive.code:             {I, L};
          [] ->
              error(badarg)
      end;
  
  prune(#{name := Node}) ->
  
negative.code:         listen_addr = ListenAddr
      },
  
      try ets:insert_new(?MODULE, Conn) of
          true ->
              %% We conditionally insert a new info record incrementing its
              %% connection count.
  