Getting energy from nuclear fusion has been a dream for decades; it would be cheap, abundant, and safer than today’s nuclear fission reactors. Billions of dollars have flowed into fusion startups in recent years, but reliable, economic fusion power may still be decades away.

Greg Piefer is the founder of a fusion company called Shine, where he’s pursuing a different path. Rather than go straight to fusion as a source of energy, he’s using fusion to pursue more profitable markets right now – with the hope that what he learns today will eventually help lead to cheap, abundant fusion energy.

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