I saw this and was interested, but the link sadly only goes to a price chart with no discussion. It would be nice to know why it is dropping, or at least why people think it's dropping.
"The server certificate, if one is proffered by the alternative service, is not necessarily checked for validity, expiration, issuance by a trusted certificate authority or matched against the name in the URI."
In other words, the certificate presented is merely used to secure the connection against a passive attacker.