Yes it's more like the ENT Blu-ray situation, where it was already that way in the (otherwise) HD master.
What I was thinking of was the "we're not spending money on upgrading the CGI" precedent was already set by Firefly.
Yeah. If only CBS had access to some of the original assets that could be re-rendered in HD, they wouldn't have to do everything from scratch. In the immortal last words of Captain Kirk in the last episode of the original series, "if only..."