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> If you increase the accuracy, you have to increase the mass. Which makes it bigger target.

Boeing is developing compact portable laser weapons technology that could conceivably be mounted on drones.

The laser itself might be compact enough. But---where do you get the energy from?

I'd like to point out, that 2 kilowatts is the power AK47 can give as output of kinetic energy when fired at full auto.

If you look past the hype, lasers are far from ready.