The chart above just lists one particular technology that has replaced another.
Agreed, many of the "new" ideas are really just newly packaged functionality that has been redefined a bit and updated. There is an interesting podcast talking about this point at enginesofcreation.com.
Really stand up guys who know a great deal about the web and web related issues.
I would definitely check it out if you are trying to learn more about the web and web design issues and such.
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The portfolio should say it all.
www.carboninterface.com