The Ruffle dev team are a bunch of wizards. There have been other projects out there trying to do what they are and they took years and years to get there.
I'm not sure how they got as far as they have in a fraction of the other's time, but they're doing something right. the adoption of it is very noticable.
eat shit, Jobs.
is the authorship of bew titles possible? yes, it never stopped. check out the flash forward jam NG hosts annually
there are a few open source tools that can create SWFs, but the old adobe tools are the best unfortunately (up until cs6)
thankfully those programs are floating around out there
the only thing about flash that really seemed to die was support from adobe (and they had long since stopped caring, good riddance) and the browser plugin itself. all the rest is all still up and going