to put you into a total state of curiosity and time wasting.
For example: I was reading a NYT article on Haredi Judaism and the
settlements on the West Bank and I noticed in one of the images in the
photojournalism that accompanied the article a hat that I knew the
name of but couldn't remember.
So off to Wikipedia:
http://en.wikipedia.org/wiki/Haredi_Judaism
and on to dress where I found the name I was looking for:
http://en.wikipedia.org/wiki/Haredi_Judaism#Dress
which led me he
http://en.wikipedia.org/wiki/Shtreimel
which led me he
http://en.wikipedia.org/wiki/Trilby
which led me he
http://www.hathistory.org/dress/felt.html
which led me he
http://www.hathistory.org/stetson/index.html
which led me he
http://www.hathistory.org/hat_making/index.html
And I didn't even realise it. :)