Building a startup from scratch with nothing but conviction and 3D printers.

Host: He built a circadian LED bar from scratch — no factory, no funding, no team — just 3D printers and conviction. Does that sound right, Florian?

Florian: Yeah, that's how it started exactly.

Host: And your mission, I'm told, is to get the right light to half a million people in the Netherlands by 2030. Welcome, Florian, to Earthlight School here in April 2026 — I'm really glad you're here. Your work shares some of the same foundation as mine, sitting at the intersection of aerospace and engineering, and you seem to focus on...