Kelsey Hightower tips his hat to Nix. It holds promise for sharpening Docker by taming the chaos of reproducible builds. But don't get it twisted—Docker's not going anywhere. Its ecosystem brims with tools and ease of use that Nix has yet to match. Hightower challenges the Nix crowd: craft a sustainable ecosystem, embrace extensions. Take a page from the nimble-minded folks who shaped Linux.
