Li did not deserve to win, and was not as "impressive" as some tried to sell her. When facing a real opponent in Azarenka, the Li wheels fell off, and she had no answers. Then again, her coach may have much to do with that, as one of his former clients also reached a point where she had no answers for real opponents.
Azarenka fully earner her second major, and as far as the new guard is concerned, she's in a top class above the rest.
The only legitimate part of that statement is that Azarenka is in a top class above the rest