@Maalus@lemmy.world:

You cannot scale it. It is dangerous. It is expensive to keep running / maintained.

Your source:

for the demonstration, I had to wear protective goggles since that type of laser is not safe for your eyes; And no one has yet worked out how to make the device cheap enough to be useful in the places it is most needed, places where most people’s mosquito-defense system consists of sleeping under nets every night.

You were saying?