From the ashes of Webvan, Amazon builds a grocery business

By Alistair Barr SAN FRANCISCO (Reuters) - The online grocery start-up Webvan may have been the single most expensive flame-out of the dot-com era, blowing through more than $800 million in venture capital and IPO proceeds in just over three years before shutting its doors in 2001. Twelve years later, though, Webvan is rising from the dead - in the form of an online grocery business called ...