LAST weeks protests by victims of the Sidoarjo mudflow by blocking the freeway and the railroad, is a clear indication that the situation there has reached a critical stage. The appalling and prolonged problem has caused people to become very frustrated. All efforts to stem the flow of mudwhich began on May 29 at the location of the PT Lapindo Brantas drilling operation near Banjar Panji village in Porong, Sidoarjo districthave come to nothing. T