The year: 2015.
GrowlerWerks, a plucky upstart from Portland, Oregon first introduced the world to its growler keg, which kept draft beer cold, carbonated and readily available in your home.
Fast forward to 2019 (so, present day), and the same company is doing it all over again, except with nitro cold brew coffee. Their latest contraption is called the uKeg Nitro, and it'll have you making and dispensing fresh cold brew at your leisure—and, really, isn't that the dream?
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https://www.urbandaddy.com/articles/43078/this-growler-keg-dispenses-perfect-cold-brew-coffee