The linked post now contains unambiguous denials of the majority of claims in TFA, and TFA has been taken down.

the ad for protection services?

Yes, I know... I've seen that, also the posts on Reddit/HN and so on, but I am just curious if there is some truth to it.

snowflake has released a handful of statements and articles. giving attention to the ad would only be promoting it. unlikely to be allowed.