Yes the universal portability argument and fear of closed ecosystems is the carrot to put in front of a generation who experienced MS monoculture and the danger

Yes the universal portability argument and fear of closed ecosystems is the carrot to put in front of a generation who experienced MS monoculture and the dangers of app stores not welcoming to GPL and other F/OSS licensing scheme. With the consequence of the web becoming a closed network itself, like AOL and CompuServe which the web was intended to replace. It's a selfish, narrow-minded motive of nerds putting their stuff into the browser using their preferred language and uniform platform/toolchain, without benefit for end-users.