Primarily they can be much faster. A helicopter is always still a vertical aircraft. To be able to transition to an airplane configuration allows airplane speeds.

Glad we are past that.

Right you are!

Not hardly. You must have not read the article. First a turbine powered Gen with electric drive is simple, redundant and light weight with modern components. A 40 % of gross lift capacity and lift to drag of 5-6 are much better numbers than the widow maker Osprey. The lift beats a Harrier by almost double. The Osprey…