That is just a couple of different ways different people refer to the same thing. It is also known as Beta 5.2 or Beta 5 patch 2. I just refer to it as what the title page calls it, version 0.82.
I think it is worth trying out for a couple of reasons, 1) it is getting to be quit fun, 2) If you are going to have any system issues it would be good to get them resolved now.
