QuoteHowever, the journey to this planet is long, as it is estimated around 400 years and it is necessary to have a spaceship adapted to all needs.

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It must be said that it is designed to be self-sufficient with farms in order to meet the vital needs of travelers. But that's not all, because there are also environments that can be found on Earth, such as forests. Regarding the management of food, energy, and human resources, they would be managed by artificial intelligence, in order to ensure balance during the entire journey.

Did I miss a memo where people now casually live for far beyond 400 years?

And what then, after 400 years they get to Proxima Centauri B (which was discovered just 9 years ago, mind you, so there's a major lack of info about the planet) just to find... What? Nothing? Then what; "Ah sucks, let's go back to Earth guys."?

What even is the point of this article and how is it relevant to tech News at all?

Full inspired by O'Neill cylinder design for space habitats, Gundam sides, Interstellar colonies.

People unconsciously want to escape the oppressive internalized power tools, the intern policeman.
No one will ever fly to other planets unless those in power find this economically sensible and invest in respective science otherwise good luck with propulsion engines.

looks like Omouamoua... what a coincidence...