I've often wondered why incubators like YC don't have sessions that say 'from experience, these are the sort of behaviors that are counterproductive for your st

I've often wondered why incubators like YC don't have sessions that say 'from experience, these are the sort of behaviors that are counterproductive for your startup - watch out for and avoid them.' I know that as a first-time founder I screwed the pooch in all sorts of ways I could've avoided with a little more guidance.