[rb666]

Are you just completely bonkers? If we start considering Atlantic flights normal and pleasant for commuting than we can completely give up on ever saving the planet. Regular aviation is already extremely pressing on our CO2 output, supersonic flight is way way worse!!

[dang]

Please edit out personal swipes and name calling from your posts here.

https://news.ycombinator.com/newsguidelines.html

[jamougha]

CO2 emissions from international flights will be capped at 2020 levels by international agreement so supersonic flight will have no net effect on emissions.

https://www.icao.int/environmental-protection/Pages/A39_CORS...