He's always late with his estimates (aren't we all), but he sure is determined to deliver eventually. I'm not always a huge Musk fan, but I don't understand th

He's always late with his estimates (aren't we all), but he sure is determined to deliver eventually. I'm not always a huge Musk fan, but I don't understand this kind of criticism at all. Going to mars is something the human race hasn't done before, it's no surprise it is taking longer than expected.