** The responses without headers, aka "HTTP 0.9" responses, are
detected and handled. Although HTTP 0.9 has long been obsolete, it is
-still occasionally encountered. (Popular browsers still support it,
-so clueless authors of dynamic pages who forget to emit headers don't
-notice anything wrong.)
+still occasionally used, sometimes by accident.
** The progress bar is now updated regularly even when the data does
-not arrive.
+not arrive from the network.
** Wget no longer preserves permissions of files retrieved by FTP by
default. Anonymous FTP servers frequently use permissions like "664",