Those are the versions that need the highest amount of testing, often contain exciting new features but also can easily crash or destroy any of your data (some people claim they can also eat children or make your kitchen go up in flames, but we have no actual evidence of such things actually happening - yet).
20 Dec
2016
тестирование не нужно, хуяк-хуяк и в продакшен, время жизни проекта становится меньше времени разработки, нам надо успевать за веяниями рынка, никакого waterfall, только scrum-driven development, ахаха gaga %C+++
*хуюдущее
^^'