People will always buy things, but retailers need to adapt to how they want to do it.
Forget the doom-mongers; the future of retail looks bright. I know that runs counter to much you've read. But stick with me: Retail's not dying — it's just evolving.
Take the long view: People will always be buying and selling things. Indeed, the concept of mutually advantageous transactions goes back to prehistoric times. But, let's please stop talking about brick-and-mortar stores or e-commerce. Retailing, online and offline, is one ecosystem, at least with general merchandisers.