The laser would ricochet from disintegrating drones (think of the props) and cause collateral damage to people on the ground.

Also see this (with remaining eye): https://www.funraniumlabs.com/2024/07/how-i-got-my-laser-eye...

Also, an implicit but obvious goal is military applications. Murder laser beams are a potential benefit in those cases.

That will be quite a sight -- seeing the videos of people on the ground, filming future drone laser battles