Western governments do not routinely block VPNs.

Western governments effectively control 99% of consumer technology, and hack whatever else they can't have. VPNs are a false sense of security going up against a nation-sized adversary like the US.

They also can correlate packet streams in and out of the tor network.

Certificate transparency is mandatory in browsers; interception certificates appear in certificate logs to be accepted. Have you found one?

Edit: OCSP has been ended.

He might be referring to OCSP. Browsers ping CAs by default, revealing to them the sites that are visited.

OCSP is very much on the way out, this is hardly true anymore; although some things still check OCSP, many things do not.