earlier today i set down with sam alton.cently tweeted, i am more scared of economics and burn rate. not bad byate is itself, companies losing tons of money before they make tons of money, that happened at facebook and google. that is ok, when i worry about is companies that are losing tons of money and have no plan. that is the problem. the super low-margin businesses that operate as if it was a high-margin business, that i think is a problem. many people are not taking about how this will make money. if you have the operating culture of a facebook, but you have a margins of a amazon, that is a problem. emily: what are you telling your startups? sam: have a plan. go, i'll yeah, i actually do need to generate -- sometimes it takes one ear. -- 20 years. it is ok to lose a lot of money up front, as long as the finals of the business support it. you do have to have a plan someday to make a lot of cash. emily: i recently had a conversation who had concern over companies like post made -- post mates. why are investors getting int