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The subject of intentional breeding or meat rabbits is prohibited. The answers provided on this board are for general guideline purposes only. The information is not intended to diagnose or treat your pet. It is your responsibility to assess the information being given and seek professional advice/second opinion from your veterinarian and/or qualified behaviorist.
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Ah, that is very sweet of you to accept him for his shyness. It doesn't sound like "he doesn't like you". These subtle behaviors though are actually positive signs as aloof as they may seem. They are really his way of learning to trust you. The nose nudges are how bunnies greet each other, so he's getting there. Have you tried to confine yourself in a smaller area with him everyday?
I think taking him to a rescue group to find a friend is a wonderful idea! Don't get discouraged if he isn't happy with the first few. Some bunnies are really picky, and like you said some bunnies do prefer to be solo, but that is unusual.