The Software & Information Industry Association (SIIA) has chosen the following
1. Google (search) (Sept. 1998)
2. Broadband Penetration of U.S.
3. eBay Auctions (Launched Sept. 1997)
4. Amazon.com (IPO May 1997)
5. Google Ad Words (2000)
6. Open Standards (HTML 4.0 released -- 1997)
7. Wi-Fi (802.11 launched - 1997
8. User-Generated Content (YouTube 2005)
9. iTunes (2001)
10. BlackBerry (1999)
more / via Social Computing Magazine
http://www.socialcomputingmagazine.com/viewcolumn.cfm?colid=472
http://www.siia.net/