A still evening in winter in a dense forest, as hinted at in the article, is actually a pretty easy environment to design for. Any sort of weather conditions,

A still evening in winter in a dense forest, as hinted at in the article, is actually a pretty easy environment to design for. Any sort of weather conditions, exposure or ambient humidity would really reveal its weaknesses. To poorly re-tell a joke from someone who has made been on dozens of expeditions around the world - the ultimate test of any tent is an autumn day on a camp site in a farmers field in north Wales.