Handbook
, Digital Equipment Corporation (1960–1963),
http://www.dbit.com/greeng3/pdp1/pdp1.html#INTRODUCTION; John Walker, "Typical UNIVAC® 1108
Prices: 1968," http://www.fourmilab.ch/documents/univac/config1108.html;
Jack Harper, "LISP 1.5 for the
Univac 1100 Mainframe," http://www.frobenius.com/univac.htm; Wikipedia, "Data General Nova,"
http://www.answers.com/topic/data-general-nova; Darren Brewer, "Chronology of Personal Computers 1972–
1974," http://uk.geocities.com/magoos_universe/comp1972.htm; www.pricewatch.com; http://www.jc-
news.com/parse.cgi?news/pricewatch/raw/pw-010702; http://www.jc-news.com/parse.cgi
?news/pricewatch/raw/pw-020624; http://www.pricewatch.com (11/17/04);
http://sharkyextreme.com/guidesIWMPG/article.php/10706_2227191_2;
Byte
advertisements, September
1975–March 1998;
PC Computing
advertisements, March 1977–April 2000.
48.
Seagate, "Products," .http://www.seagate.com/cda/products/discsales/index;
Byte
advertisements, 1977–1998;
PC Computing
advertisements, March 1999; Editors of Time-Life Books,
Understanding Computers: Memory
and Storage
, rev. ed. (New York: Warner Books, 1990); "Historical Notes about the Cost of Hard Drive
Storage Space," http://www.alts.net/ns1625/winchest.html; "IBM 305 RAMAC
Computer with Disk Drive,
"http://www.cedmagic.com/history/ibm-305-ramac.html; John C. McCallum, "Disk Drive Prices (1955–
2004)," http://www.jcmit.com/diskprice.htm.
49.
James DeRose,
The Wireless Data Handbook
(St. Johnsbury, Vt.: Quantrum, 1996); First Mile Wireless,
http://www.firstmilewireless.coml; J.B. Miles, "Wireless LANs,"
Government Computer News
18.28 (April
30, 1999), http://www.gcn.com/vo118_no28/guide/514-1.html;
Wireless Week
(April 14, 1997),
http://www.wirelessweek.com/toc/4%2F14%2F1997; Office of Technology Assessment, "Wireless
Technologies and the National Information Infrastructure," September 1995,
http://infoventures.com/emf/federal/ota/ota95-tc.html;
Signal Lake, "Broadband Wireless Network Economics
Update," January 14, 2003, http://www.signallake.com/publications/broadbandupdate.pdf; BridgeWave
Communications communication, http://www.bridgewave.com/050604.htm.
50.
Internet Software Consortium (http://www.isc.org), ISC Domain Survey: Number
of Internet Hosts,
http://www.isc.org/ds/host-count-history.html.
51.
Ibid.
52.
Average traffic on Internet backbones in the U.S. during December of each year is used to estimate traffic for
the year. A. M. Odlyzko, "Internet Traffic Growth: Sources and Implications,"
Optical Transmission Systems
and Equipment for WDM Networking II
, B. B. Dingel, W. Weiershausen, A. K. Dutta, and K.-I. Sato, eds.,
Proc. SPIE
(The International Society for Optical Engineering) 5247 (2003): 1–15,
http://www.dtc.umn.edu/~odlyzko/doc/oft.internet.growth.pdf; data for 2003–2004 values: e-mail
correspondence with A. M. Odlyzko.
53.
Dave Kristula, "The History of the Internet" (March 1997, update August 2001),
http://www.davesite.com/webstation/net-history.shtml; Robert Zakon, "Hobbes' Internet Timeline v8.0,"
http://www.zakon.org/robert/internet/timeline;
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