I beleive I have enfixinated the Powerbook.
Thesse notes on my restoration process may help someone. I reinstalled most of the system software. Some updates had to wait intil I had fixed the perms and ownership issues, which I did as follows.
In my home folder, I opened Terminal and became root:
as root:
~ root# chgrp -Rf staff *
Certain folders in mwhybark/Library had goofy permissions. They were set to 700, owner read-write-execute and all else barred. Proper Library permissions are 755. I actually hand-corrected one at a time, but I should have said:
I must note that I have not yet thoroughly tested to see if I’m done or not. For example, Missing Sync requests a reinstall; there may be other apps that are similarly wonky.