The longest current OpenStreetMap username is "bwdlqwbdjlbqlwdjbqlwjdbqljwbdlqwjbdlqwjdblqjwbdlqjwdbqlwjdblqwdblqjbdlqjwbdljqbwdljqwbdlqbwdbqwdblqwdlqwbdlbdlqbwldbqlwbdlqbwdlqbdlqbdljwbdlqwbdwlbqlwdblqwbdjlqwbdjlqwbdljqwbdljqbwdljqbdlqwbdlqbdljqbdljqbwdljbqldbqlwdbljqwbdljqwdbqlwdbqlwjdbqlwdbqlw".
but that one does not have edits. How did you find that one?
That's my alt acc