I can see two likely scenarios why this got passed: 1. The reviewer has never used vim. As someone unfamiliar with vim, it never occurred to them to type :q, a

I can see two likely scenarios why this got passed: 1. The reviewer has never used vim. As someone unfamiliar with vim, it never occurred to them to type :q, and thus they never saw that behavior. 2. The reviewer has used vim before, and knows how it works. With that familiarity, the reviewer understood that :q quitting the app was the behavior that users would expect.