To put it politely the best possible interpretation of what you have said is that you are very confused and have poor reading comprehension, and because of this you are mistaken.

First, that is not at all what he was asked. The question is quoted right on the site you seem to think is so great.

Second, what he said did come true. The two levels of functionality did and do differ significantly, such as with summon and lane changes.

The other quotes on the site are even weaker sauce.