He told when the preprint was published

https://scottaaronson.blog/?p=8310

He's already blogged about it a bit here

https://scottaaronson.blog/?p=8310#comments

and here

https://scottaaronson.blog/?p=8329

though I bet he will have more to say now that the paper is officially out.

I was about to add a similar comment. Definitely interested to read his evaluation and whether there is more hype than substance here, though I'm guessing it may take some time.