From the related BBC article:

"Some commentators have questioned the timing of disclosures about the incidents as tech firms wrestle for dominance in AI development."

https://www.bbc.com/news/articles/cx2kgdnyk2po

And, if marketing, is it good marketing?

What best practice for enterprises self hosting latest models .... Restricting outbound Internet access?

Meta comes out and tells the world that they are still working on AI :))))

If Chinese claim such incidents, it would be a whole different narrative from news outlets. :))))