"For the Airbnbs, ramen profitability was $4000 a month: $3500 for rent, and $500 for food." As a silicon valley outsider, blood drained from my face after rea

"For the Airbnbs, ramen profitability was $4000 a month: $3500 for rent, and $500 for food." As a silicon valley outsider, blood drained from my face after reading this. Do you have to starve or raise money only to pay rent? I have a profitable business and it scares me to apply to YC after reading this.