In the war I fought in, there was a markedly different approach to combat air ops between even just the different service branches. The Army tended to use the Apache like it was a flying tank, hovering and delivering ordinance; the Marines (which is where I fought) flew as low and as quickly as possible even while sending rounds and hellfire missiles downrange. The marines were not losing aircraft in anywhere close t…
All you're seeing is makeshift COTS drones picking targets of opportunity. If you know that MANPADS can easily take down a helicopter then you are already aware that there is decades-old technology already quite able to take down helicopters, and the only difference between the drones you're seeing today and those that can be easily produced today is the product design requirements.