A takeway just needs to be memorable. Actionable is nice, but not a requirement. "We can't do anything useful in this situation" can be a valid takeaway, as can

A takeway just needs to be memorable. Actionable is nice, but not a requirement. "We can't do anything useful in this situation" can be a valid takeaway, as can "we do not know enough at this point." In this situation, my takeaway is that we do not know enough, and that's what I understood the parent's post to be saying. Removing the surplus crabs might help, it might set off another chain of poorly understood events.