Glad to hear! And yes, while I had to redo the fix on every launch, it has now settled into staying fixed. I've launched 4 times since I posted, and it's fine. Hopefully it stays that way. Let's hope for a permanent fix from the developers soon!
I can also confirm these issues. In addition to the above, the entire bookmarks bar is gone and cannot be restored through the usual method.The only way everything can be restored (in my experience) is with Customize Toolbar > Restore Defaults, but ...