Yes I know it's useful. The last line of my comment said that: "Reducing blunders is obviously good in any situation, but is it the dealbreaker for startups? It

Yes I know it's useful. The last line of my comment said that: "Reducing blunders is obviously good in any situation, but is it the dealbreaker for startups? It always depends on the context". "is it useful?" usually isn't a very interesting question, because a lot of things are obviously useful and yet don't have much of an impact on results.