It's definitely a good idea to keep expectations grounded, but at the same time there's no reason why the current mind-numbingly slow crawl that space travel ha

It's definitely a good idea to keep expectations grounded, but at the same time there's no reason why the current mind-numbingly slow crawl that space travel has come to should be taken as some kind of rule or requirement or inevitability. Musk's timeframes are overwhelmingly optimistic at best, but the current pace of development is also unacceptably slow.