Shelter is protection from the elements... so that's a need. You can die depending on the weather so that's not the same as sex. You wont die from not fucking a pussy. Family is quite literally a need or you wouldn't have been born... and you wouldn't have survived childhood. As an adult its not a need, but its a good thing to have and definitely a want. I'd agree on electricity, there are millions of tribal people around the world that life without it. It makes life better but its not need... those people feel that life is perfectly worth living without electricity.
Anything that's at the base of Maslow's Hierarchy is a need. The rest you can survive without. You might not enjoy life, but you will survive.
As for the neurochemical issues, you can get the same neurochemical releases other ways than sex. The body has many other ways of triggering the release of endorphins and oxytocin.
At least in the US privacy is considered a constitutional right by supreme court rulings... so... Bezos is a dipshit.
As for companionship... companionship is not the same thing as sex.