Comment by rayiner

3 hours ago

What's hilarious is that typing was nearly perfect on my 3gs (with "iPhone OS 3"--back before it was even "iOS").

That's because it used to be a simple Markov model back then.

Today's implementation is using more advanced ML techniques ;)

Yes, it was a solved problem. Then they had to figure out how to utilize the ML features of their chips... and fucked it all up.