Boeing's 777X was supposed to lead its comeback, but it has been delayed — again. This is why that's such a big deal.
1. Boeing's 777X launch delayed to 2027 due to certification issues. 2. The delay may incur costs of up to $4 billion. 3. Major airlines have placed 600 orders, impacting their fleet plans. 4. Boeing risks losing market share to Airbus with continued delays. 5. Trust among airlines hinges on successful certification of the 777X.