The line's engaged home work help The digital technology revolution is intersecting with the realities of an aging society. It's not clear yet which, if any, products or services will emerge as killer apps for seniors, their families and their caregivers. But at least some of the flood of tech products, software and related apps are moving toward commercial development, and outlines of an industry are taking shape. 必須 2000文字以内 [bbs:youtube:(Youtubeの動画ID)]と書くとYoutubeの動画が貼れます。(例:[bbs:youtube:OQThUAQ0UN0])