http://www.4-oh-4.com/marvin.htm ? It's not the sort of thing you can print out and give to students, I think. Because the moving text is kind of the point of it.

http://www.ietf.org/rfc/rfc1149.txt Ip over avian carriers (and http://en.wikipedia.org/wiki/IP_over_Avian_Carriers )


"Pierre Menard, Author of the Quixote" by Jorge Luis Borges