Sure, if you're pitching this as "a simpler way to learn chess", I can get behind that. Anything to make chess accessible to more people is great in my book.
But he's selling it as a way to save late-stage classical chess from the era of boring draws and endless opening theory. We already have a better solution for that in Chess960.
Part of any games popularity is to have an exciting competitive scene and also have easy entrance for new players. Chess960 solves one of those, no-castling seems like a better solution on both fronts.
But he's selling it as a way to save late-stage classical chess from the era of boring draws and endless opening theory. We already have a better solution for that in Chess960.