You should apply if you think the company will be worth ~7% more if you do YC that it would be worth if you do it on your own. If you could make a $10B company

You should apply if you think the company will be worth ~7% more if you do YC that it would be worth if you do it on your own. If you could make a $10B company on your own, but doing YC could make it be a $20B company, then it would obviously be well worth it.