In-flight beer service could could be a “tough program to execute right,” says Paul Gatza, director of the Brewers Association. For example, only front of the plane will get their their draft in a glass; coach passengers get theirs in a plastic cup—which may undermine the vibe that KLM is going for and annoy glass-loving beer purists.

Despite the challenges, the coming era of on-board beer on tap could be enticing, Gatza notes. “If I saw a beer cart rolling down the aisle, I’d probably get awfully thirsty,” he says. Let’s just hope there are sufficient facilities for passengers to relieve themselves

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