And what was the aha moment? Did you need this technology to work? Because that's a hell of a pivot going from, you know, vision technology to optical lasers.

This is it.

It was a combination of a whole lot of stuff over, I suppose, a period of time.

So we had this luxury of being in the academic world where we could explore a lot of different things sort of quite safely without too much responsibility in terms of having to get it out there as a product.

And so we had a lot of this insider information in terms of where the technologies were going.

We certainly had a very big spark moment with David on the photonic side, particularly for the adaptive optics, but also for the internal communications on the satellites and how you'd speed up the actual internal communications.

So there was a lot of deep tech sort of stuff going on there that we were able to translate.

What lessons would you share with people who are starting into a sector that's shall we say, geopolitically sensitive or in the defence sector? What advice would you have for any founders in Ireland thinking of that? Ruth, you go