I think the previous poster, claiming that SL attracts griefers because it's full of bleeding hearts, is probably one of these very trolls the article purports to be about. The reader is cautioned that any claims made by individuals about themselves can just as easily be false as true.

That aside, Linden Lab has been taking a very architecture-centric approach to solving the griefer problem. It does make its service more stable, but that's only one half of the problem The other half is the customer dissatisfaction with the overall experience, and Linden Lab has yet to address any of this.