Logan Mentioning a hotfix for windows

Operating Systems & Open Source Windows
1

I have windows 8.1 pro. he mentioned a hotfix in this video at 4:30 http://www.youtube.com/watch?v=4et7kDGSRfc 

Should I get in for 8.1 pro? I have a phenom II 965

2

http://support.microsoft.com/?kbid=2645594

http://support.microsoft.com/kb/2646060

And no the fix is for FX processors not the Phenoms

3

The hotfix is for FX cpu's and windows 7 only.