Not just knowledge, but the Haber Process is part of a complex machine that involves mining and transporting the feedstock (methane), distributing and applying

Not just knowledge, but the Haber Process is part of a complex machine that involves mining and transporting the feedstock (methane), distributing and applying the product (ammonia), etc. Economic infrastructure (dollar, euro, etc). Nobody knows how to build a major government money system from scratch. We've turned the Earth into a complex and delicate machine for sustaining human life. We don't know how complex or delicate.