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Web 1.0
Examples include: Evite,
Britannica online, HTML, and
E-shop -
Web 2.0
Examples Include: Facebook, wikis, weblogs, office 2.0, and Youtube -
Web 3.0
Examples include: Apple's Siri, Wolfram Apha, and semantic databases, widgits -
Web 4.0
Examples will be ultra intelligent Electronic agents.