Now, this is why I never updated something (with the exception of my very first CD-writer, well, I had to, back then in the prehistory of burning, each new FW actually added something good, in my case DAO).
Now, I go to the physical shop, test the "tester", find what's good and bad, draw the line and buy it or not. I won't fall for "this (nice) feature will be implemented in a future FW upgrade" and stuff.
My T1 worked as intended since day 1, so why upgrade it? To find newly added bugs and other "features"? If a system works, said Murphy, ...