He was able to find dad's or big brothers porn mags...as simple as that.
It was always there...

But, let us not forget, if parents are as neglectful as not to install programs on the computer that will prevent this 8 year old from going there, or if they are not watchful of what he is doing on the computer, well, what can I say?

Oh, and I did know about the word then, but was not particularly interested...as I would think most decently brought up children at that are wouldn't be.