The author is fighting a strawman. Rather than engage with the specific problems these solutions were built to solve they dismissively regard them as just flavor of the week trends purely for the sake of chasing newness. This is true of the entire post, but I'll tackle just one since it's emblematic of my issues with all the rest: The argument for Electron and React Native isn't "it's modern", it's "it's much cheaper…
So it looks like software would vastly improve if silicon valley companies moved to india or russia or some other place with abundant supply of capable developers.
Regardless, what you said doesnt show that it was a strawman, it was still a valid conclusion, but you re offering the real reason behind it.