I actually just installed 9.10 as my first experience with Ubuntu. Of course after the install S.M.A.R.T. indicated the drive was failing so I cannot confirm if any issues were related to that or the OS. I guess I will find out when the new drive comes.
Regarding your comment about 6 month release cycles... I have been running OpenBSD for years on the same initial install. I have upgraded with every upgrade at their regular 6 month release period and it has performed as spectacular as expected.
they should just give freedom of choice:
...and partly because in many cases testers often have opposing views about a feature.
An authority is a person who can tell you more about something than you really care to know.