Activity streams, by themselves, are a simple concept. They are a list of recent activities performed by a user on a website or system. The first incarnation of activity streams were news feeds, which were all the rage back circa 2004. At the time, many pundits predicted a future where the web would be reduced to millions of autonomous feeds and where RSS aggregators would become the new browser. They had it partially right, they just didn’t imagine that the feeds would come from your “friends” and the aggregator would be called Facebook.
Recently, Yammer received an $800M pre-money valuation and Instagram was sold for a reported $1B. Like Facebook, and Twitter, both of these companies have activity streams and big data concepts at the core of their user experience and technical architectures. Read Full Article
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