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A comment[0] on Reddit by someone close to the Helion CEO claims the media left out some important context. Helion said they could do it in three years with funding and they didn't get the funding they needed.

[0] https://www.reddit.com/r/fusion/comments/qna3dr/-/hjh36wx

This video by Sabine Hossenfelder has tempered my expectations.

How close is nuclear fusion power? https://www.youtube.com/watch?v=LJ4W1g-6JiY

She is talking about Tokamak, particularly, which really is a dead end. But a minuscule fraction of the spend is giving plasma fluid dynamics physicists work experience, so it is not all totally wasted. Maybe some more of it is going to superconducting magnets, which ought to be useful for something someday.

still looks like a speedup of 10x - the 30 years into 3 years.