Um, actually Re: No, sorry.
Um, actually, yes.
At one time unique was an absolute, but English continues to evolve and like other "absolutes" it has become comparative. People have been complaining about this one since at least the early 19th Century, so the usage is clearly at least that old. How long does something have to be in widespread use before it is considered “good” grammar?
More fun at https://www.merriam-webster.com/words-at-play/very-unique-and-absolute-adjectives
Biting the hand that feeds IT
