There's no argument that helicopters are not the same as jets. From their vertical lift to their hovering abilities, helicopters serve a purpose uniquely their own. But that doesn't mean they aren't ...
In the aviation industry, innovation is usually the name of the game. Think of the last 86 years and how the jet engine has evolved, allowing folks to traverse to the other side of the planet in hours ...
Speed, efficiency, and altitude are the name of the game when it comes to aircraft; all of which benefit from smaller engines. "There's no replacement for displacement" applies less to piston-engine ...