See the follow-up where I conclude that this is overkill for 4hr: https://www.lesswrong.com/posts/44jR8GD6ofKWvxq9D/what-is-the-real-danger-zone-for-food
My bad – I read that follow-up and was disappointed in the last sentence:
To be safe, though, I’m going to keep using the thermal mass thermos approach.
It doesn’t seem like the thermal mass thermos is strictly necessary “to be safe”, but I understand your extra abundance of caution.
See the follow-up where I conclude that this is overkill for 4hr: https://www.lesswrong.com/posts/44jR8GD6ofKWvxq9D/what-is-the-real-danger-zone-for-food
My bad – I read that follow-up and was disappointed in the last sentence:
It doesn’t seem like the thermal mass thermos is strictly necessary “to be safe”, but I understand your extra abundance of caution.