From that article: "The real question is, does Hare have an[y] business existing when Zig and Myrddin already exist?" Why do people question whether something

From that article: "The real question is, does Hare have an[y] business existing when Zig and Myrddin already exist?" Why do people question whether something such as a programming language has business existing? Do they believe in a zero-sum theory of human attention? By "business existing" are they really questioning whether we should pay any attention to it? Serious question, because I find it somewhat disturbing on some philosophical level.