In any event, he was certainly not the most popular person in town. Now, however, he is released, he is clean, and he may return to society. By sending away the bird free and clear, he is publicly announcing his newly-found freedom. He, however, needs acceptance. All too often, one who has erred and has repented experiences difficulty reentering society.
People tend to have long memories.
This person is no longer confined by the Torah. He should, likewise, no longer be confined by us. The piece of cedarwood, a tree that grows very tall and erect. The korban of the metzora has Nesachim brought along with it , which is unlike other Korban Chataos. It must be determined by a Kohen.