The participants succeeded in shutting it down by using flash mobs. The activists there have also created some new ideas in claiming public space, namely in using bamboo tripods. I think this is fitting given that BP is located in Britain.
Also National Geographic had an article about the oil spill in the gulf this month worth reading. It compares it to the Ixtoc oil spill in Mexico and states that they are still able to find oil tar in the region where Ixtoc happened in 1979. The information there gives no such a pretty picture about the future of the gulf region after Deep Water.