I've had bits of code for 1.92 laying dormant for quite some time now and I felt it was getting overdue. It's been a bit painful for various reasons, and it seems I have a tendency to spontaneously enter the "cathedral-building" sort of release cycles that led to defrag updates taking months some years ago.
Well, I'd rather have it released now and save the speech.
In no way should this be considered complete or stable. You may see this build as a preview, and a chance to intervene early in the process. I have set up two test servers: