[USNBandit]

Equipment like this is the product of our litigious society. The lawyers and policy makers are constantly looking for the perfect device that will not inflict permanent damage, keep police from getting injured in the line of duty, and avoid lawsuits. Combined with a plethora of DHS grants, these people go for every sales pitch for every "shiny new object" that comes down the pipe.

[Shimmer1]

Equipment like this is the product of cops wanting more and more equipment to militarize themselves. Like tanks and ever more present and dangerous SWAT teams.