It'd have been an even greater revolution than now. People would be extra confused, because they'd be like: why do they even open 4-4 if they're going to jump into that 3-3 immediately? It doesn't make any sense!
Just a fun thought
And maybe if AI development came a decade later, we'd have figured things out ourselves more, and the early 3-3 would be "old news" already.
We'll never know