Eh I disagree

The rate at which I speak is much slower than what I can think in words

But more over, I mostly think in multiple streams of thought and images. There's so much information that I can try to pack in at one time

Yes, the people trying to understand me would be the bottleneck... But if we're just talking creating, I can type very fast (love 120+ WPS) but my brain can still go much faster than that

Plus you'd be thinking mostly in words rather than letters. You would just say "cat" and it would know. Instead of C...A...T...