FOR the past week, Sutopo Purwo Nugroho has been in great demand. His cellular telephone has not stopped ringing, the callers usually inviting him to be a speaker at an event, or asking questions on the Situ Gintung disaster.

In one television appearance, Sutopo who is chief researcher at the Agency for the Assessment & Application of Technology (BPPT) showed a photograph of the collapsed Situ Gintung dam, taken one month before torrential wate