Having the arms is one thing, and a case can be made for that. But it is the indiscriminate use of them, like for serving warrants on grandma, that is the issue. It should be RARE, not ROUTINE.
Like this one =>
Shocking SWAT raid captured on helmet cam raises questions (Video)
August 15, 2014
A terrifying helmet cam video, released to the public Wednesday, depicts a SWAT team executing a search warrant on the home of a 68-year-old woman and her 18-year-old adopted daughter. The video is raising questions of privacy, reasonable force and police due diligence. They had the wrong place.