-By default, @command{gzip} keeps the original file name and timestamp in
-the compressed file. These are used when decompressing the file with the
-@option{-N} option. This is useful when the compressed file name was
-truncated or when the timestamp was not preserved after a file
-transfer. However, due to limitations in the current @command{gzip} file
+By default, @command{gzip} keeps the original file name in the
+compressed file. This can be useful when decompressing the file with
+@option{-N} if the compressed file name was truncated after a file
+transfer.
+
+If the original is a regular file, @command{gzip} by default keeps its
+timestamp in the compressed file. This can be useful when
+decompressing the file with @option{-N} if the timestamp was not
+preserved after a file transfer.
+However, due to limitations in the current @command{gzip} file