A ransomware attack that crippled some 200,000 computers in 150 countries was a commercial failure for the crooks, but let's not get complacent. Libraries are more essential today than ever and many are stepping up to provide services that are needed in a digital age. In Short Circuits: Last week's program was canceled because of an unexpected medical emergency. (Are medical emergencies ever expected?) I'll explain what happened and you can listen or skip as you prefer. In Spare Parts (only on the website): The Weather Channel adds lots of non-weather components to its app and mindfulness is helpful for adults; maybe it can help children, too.