This sounds like bullshit but I love

No.14375885 ViewReplyOriginalReport
>First Light says it's hit nuclear fusion breakthrough with no fancy lasers, magnets.
https://go.theregister.com/feed/www.theregister.com/2022/04/07/first_light_nuclear_fusion/

>Rather than rely on expensive lasers, complicated optical gear, and magnetic fields, as some fusion reactor designs do, First Light's equipment instead shoots a tungsten projectile out of a gas-powered gun at a target dropped into a chamber.