Hacker News
- Personal aviation is about to get interesting https://www.elidourado.com/p/personal-aviation 137 comments
- Time to end the speed limit in US airspace? https://www.elidourado.com/p/50-years-supersonic-ban 337 comments
- Cargo airships could be big https://www.elidourado.com/p/cargo-airships 374 comments