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50% of Web users have never heard of RSS

Nielsen//NetRatings surveyed 1,000 Web users regarding their RSS usage patterns.RSS usage and familiarity surveySurvey response%I use feed aggregation software to monitor RSS feeds for blogs4.

Nielsen//NetRatings surveyed 1,000 Web users regarding their RSS usage patterns.

RSS usage and familiarity survey

Survey response%
I use feed aggregation software to monitor RSS feeds for blogs4.9%
I use a feed aggregating Web site to monitor RSS feeds for blogs6.4%
I've heard of RSS and know what it does but don't use RSS feeds23.0%
I've heard of RSS but don't know what it does15.7%
I've never heard of RSS before today50.0%
Source: Nielsen//NetRatings