It's legit day 3 at this point: Musk on Amazon's 'It's always day 1' culture

Elon Musk tweeted, "It's legit day 3 at this point," in response to a Twitter user who shared one key takeaway from Amazon's all 25 annual letters written by Jeff Bezos since 1997. The user pointed out that Bezos wrote about 'Day 1' mentality in all of his letters. Amazon describes Day 1 as a culture and an operating model.