Dave Winer [a software developer and entrepreneur] says: “Web 2.0 is a marketing concept used by venture capitalists and conference promoters to try to call another bubble into existence.”
Om Malik [a technology writer] says: “Web 2.0 as a collection of technologies - be it VoIP, Digital Media, XML, RSS, Google Maps… whatever … that leverage the power of always on, high speed connections and treat broadband as a platform, and not just a pipe to connect.”
as group can be collectively more intelligent than a single individual
eg. ask the audience on who wants to be a millionaire
“ groupthink”, lack of a deep level critical thinking, etc.
“ crowd sourcing” “was coined by Wired journalist Jeff Howe to conceptualize a process of Web-based out-sourcing for the procurement of media content, small tasks, even solutions to scientific problems from the crowd gathered on the Internet.”
eg. websites with stock materials, like shutterstock.com, istockphoto, etc.
threat to existing photographic professionals
content not good, but good enough
eg. websites like Innocentive match scientists with R&D clients
“ Folksonomy is the result of personal free tagging of information and objects (anything with a URL) for one's own retrieval. The tagging is done in a social environment (shared and open to others). The act of tagging is done by the person consuming the information.” VanderWal, 2005, blog entry.
tags are meant to connect, not categorize
tags are created in a social context with people using their own vocabulary and meanings (relative to a community)
tags are not created in formal taxonomy nor have standard meanings
“ The Network Effect is a general economic term used to describe the increase in value to the existing users of a service in which there is some form of interaction with others, as more and more people start to use it”
not all users have the same value
some are more valuable to user than other
eg. family, friends, acquaintances, co-workers, strangers, etc.
the flipside: the lock-in to technology
as more people use a certain product or service, it becomes difficult to switch to another product or service (that may be better) because there a few people to share with