system
Given the following post, respond as if you're commenting on Reddit:
human
What's the worst that could go wrong when the ITER experiment fires up its thermonuclear reactor (i.e., its "bottled star")?
gpt
They could have a very expensive bill for a new fusion reactor, but that's about it - if the fusion containment were to somehow be broken, the fusion reactions would cease very quickly as the atmosphere is much, much too cold to sustain them.