Eli Pariser: Beware online "filter bubbles" (TED talk)(youtube.com)
youtube.com
Eli Pariser: Beware online "filter bubbles" (TED talk)
http://www.youtube.com/watch?v=B8ofWFx525s&feature=channel_video_title
http://www.youtube.com/watch?v=B8ofWFx525s&feature=channel_video_title
Intuitively I've seen this as a Atractive Fixed Point ( http://en.wikipedia.org/wiki/Fixed_point_(mathematics)#Attra... ) where applying filters to filters finishes in a fixed point.