It absolutely is a need, and while it may not be as immediate as some of the physiological needs โ such as food, water and shelter โ the consequences of being deprived of connection and intimacy are devastating and can ruin your life. Your mental health will progressively deteriorate as a result of missing out on these activities, and you will even suffer long-term consequences to your physical health in addition; people really underestimate how detrimental inceldom truly is, and they always neglect the list of positive effects intimacy and affection has on people.
You may not die immediately because of a lack of it, but you will slowly rot, and in many cases โ you will yearn for death as solace, so what difference does it make?
It's one of the most fundamental human drives, which underlies much of what motivates us in life; to live a life while being unable to fulfill such a crucial biological imperative is to not live at all.