Web 1.0 Web 2.0

DoubleClick --> Google AdSense

Ofoto --> Flickr

Akamai --> BitTorrent

mp3.com --> Napster

Britannica Online --> Wikipedia

personal websites --> blogging

evite --> upcoming.org and EVDB

domain name speculation--> search engine optimization

page views --> cost per click

screen scraping --> web services

publishing --> participation

content management systems--> wikis

directories (taxonomy) --> tagging ("folksonomy")

stickiness --> syndication