![Airplane Geeks Podcast show](https://d3dthqtvwic6y7.cloudfront.net/podcast-covers/000/023/880/small/airplane-geeks.png)
Summary: Celebrating our 500th episode with messages from our listeners and contributors, Airplane Geeks facts and trivia, AusDesk report, and a big announcement. Also, an emergency AD for certain CFM engines, a proposed mandatory retirement age for charter pilots.