All of our source code has been publicly available for years. Ditto our design documents.
Ditto the minutes of our design meetings (at least for the past couple of years; they weren't
always but they are now).
I don't understand the comparison to a piece of proprietary software you can't look inside
even after its release.
I think that the point is that the sound of an OSS project spinning its wheels is remarkably
similar to the sound of a closed source project spinning its wheels.
But with the OSS project, you get the play by play, day by day, year after year, making it all
the more excruciating to those who still care, for whatever reason.
Perl6 has all the markings of a project that has become too unwieldly to effectively manage.
A better comparison than Duke Nukem Forever might be Microsoft's Longhorn. And they did
eventually get something out the door.