In a worst-case-scenario solar storm or cyberattack, ourlivescouldsuddenly change. Imagine a disruption ofservicesthatcouldmeanno waterforyourmorningcoffee.The good news: You can use rainwater. Savesomeforanon-rainyday.Right now I’m drinking coffee made from rain that fell two nights ago. Brewed yesterday, the coffee’s still good today. The ...