Well if it is him, it sounds like he approves of what Evan has accomplished.
Quote: "For example I didn't anticipate pooled mining and its effects on the security of the network. Making Bitcoin a competitive monetary system while also preserving its security properties is not a trivial problem, and we should take more time to come up with a robust solution. I suspect we need a better incentive for users to run nodes instead of relying solely on altruism."
yeah, but until he actually sign the messages, it's as good as nothing