California’s power woes are making things worse for small business owners—but business is booming for the makers of backup generators. Across the state, hundreds of thousands of small businesses lost power in multi-day outages during the month of October. The most recent widespread “public safety power outages,” aimed at preventing wildfires in northern California, took place last week. For small business owners, outages lasting days are creating big problems—problems that can’t always be solved by the purchase of a gas-powered backup generator.