Some users have recently had their accounts hijacked. It seems that the now defunct EVGA forums might have compromised your password there and seems many are using the same PW here. We would suggest you UPDATE YOUR PASSWORD and TURN ON 2FA for your account here to further secure it. None of the compromised accounts had 2FA turned on.
Once you have enabled 2FA, your account will be updated soon to show a badge, letting other members know that you use 2FA to protect your account. This should be beneficial for everyone that uses FSFT.
You will flash the kernel as you normally would through recovery. In the thread associated with the kernel he also supplies a few scripts that can also be flashed from recovery.
Each script lowers voltage by a certain amount. Start with the lowest reduction script first and then test for...
I recently made the exact same switch. I can't really speak about the stock HTC Sense experience because I put Cyanogen 7 on it pretty much immediately. I've been extremely happy up to this point.
If you do make the jump to Cyanogen I would recommend pairing it with the LorDmodHD V4.5...
I was able to preorder around 10:30 central time this morning. The AT&T store in my "smallish" town, just south of Nasville, had a 3 hour wait. Glad I got in before the servers really went south.