He was always cheerful, always helping anyone ... always the first to volunteer to take stuff on.

This is a tragedy,

At the end of the day, it's got to have effective technology, which means it has got to shave.

Cycle after cycle, like the ticks of a clock, we get closer and closer to the point where one of these mega-thrust earthquakes are going to occur like happened in Indonesia last year. You can almost look at these slip events as ticks of that clock.

I've lost a dear friend; and, the guy I depended on for so many different things, here in the lab. He's irreplaceable. I don't know where we go from here.

There isn't a consensus of exactly what is going on with this deep tremor. There's a lot of unanswered questions.