Mazzini and other scientists are unsure how much longer Lusi will continue to erupt. While mud volcanoes are fairly common on Java, Lusi is a hybrid between a mud volcano and a hydrothermal vent, and its connection to the nearby volcano will keep sediments cooking for years to come.
You can read the full article on Adriano Mazzini and coworkers studies of the Lusi eruption in the AGU online Magazine.
A PDF copy of the article can be downloaded at this link
and National Geographic also picked up the article and presents a film here