Amazon calculates a product’s star ratings using a machine learned model instead of a raw data average. The machine learned model takes into account factors including: the age of a review, helpfulness votes by customers and whether the reviews are from verified purchases.
Tried it a couple of times in the backyard and once on a hike. Heavy dew covered the tent in the morning and the water would seep in if you touched it anywhere. Vestibules could be larger to allow storage of full size backpack. Otherwise good design and construction quality is pretty good.