It s a dynamic IP it s associated with 3 or 4 other IP s being created by the same person That person is involved in a law suit with some named Wikipedians and that IP has been posting content on Wikipedia under those 3 4 accounts attacking those people I am not one of those people in the lawsuit just associated with the people in it I m not going to change the block The IP person is savvy enough to create 10 more IP s if they want