Ask HN: How to deal with shipping AI-written code you don't understand?

A Meta engineer expressed discomfort with shipping AI-written code they don't fully understand, raising concerns that the speed of AI-assisted development conflicts with traditional software engineering practices of comprehensive code review and understanding. The post sparked discussion about how developers should balance the efficiency gains of AI tools with the need for code comprehension and quality assurance, with some suggesting that extensive testing and clear API design matter more than understanding every implementation detail.