https://silverchord.substack.com/p/is-semi-bird-the-tip-of-the-spear?post_id=82840119&isFreemail=true&fbclid=IwAR0z_hw7KU9kGCG1HafEXSRogioy9t5eS2g5VpMpjESRwNR22BmZxKNX4f8
