-screen. The trick is the flag can contain arbitrary text and images.
-By default, it displays either the current system name and OS
-type, or a picture of ``Bob,'' but you can replace the text or the
-image with a command-line option. Written by Charles Vidal and Jamie
-Zawinski.
+screen. The flag can contain arbitrary text and images. By default,
+it displays either the current system name and OS type, or a picture
+of "Bob".
+
+Written by Charles Vidal and Jamie Zawinski; 1997.