[luchadorvader]

It is ridiculous but at the same time tackling a problem of this size will provide so many new solutions to other problems as well innovations for new things that we might have not thought of. What we can gain from trying might be worth doing.

[Retric]

That depends on approach. If we try and use plants to supply most of the oxygen then that's innovative and risky, just sending lots of oxygen tanks far less so.