But while bad/old power lines may have been what literally sparked this fire, they're not the root cause. Burying them will improve things (and is probably a go

But while bad/old power lines may have been what literally sparked this fire, they're not the root cause. Burying them will improve things (and is probably a good idea—though there's also the concern of earthquakes shearing through buried lines), but as long as the area remains bone-dry, any spark will cause the same outcome, and sparks can come from a wide variety of sources.