"I turned on my laptop running the Ubuntu 10.04 Lucid beta (I
think we're still technically on "beta 2") and found more than 100
updates ready for me.
"I did these from the console with apt, and I had to remove
Thunderbird before the apt-get upgrade would work. I hadn't started
using Thunderbird yet, so that was no problem. Once I removed
Thunderbird, the upgrade went forward without incident.
"But when I rebooted, I noticed that the button order in
application windows changed again. The picture above shows what the
buttons look like at the time of this entry."