Have you ever opened an Excel file and felt a pang of unease? Rows upon rows of data, cryptic formulas sprawled across cells, and a tangle of manual formatting that seems one misstep away from chaos.

A resident tries to defend his home from nearby flames during the Eaton fire in Altadena. (Robert Gauthier/Los Angeles Times) The long-awaited Los Angeles County report examining the botched ...

The long-awaited Los Angeles County report examining the botched evacuation alerts in Altadena during the deadly Eaton fire cited a long list of shortcomings, from preparation to tactics. But the ...