I have used them before for an Office key, legit!
There was another one that was advertised here, I bought an AIDA key, but then it was no good. Made contact and was issued a new dirty key. I ended up just paying for it on my own.
Don't feel bad. I know its easy to get discouraged. I have some Adata ram that wont let me do 1/3 of what you were able to do with yours. This is on a CPU that can do 2000 FCLK.. so had I just been an average Joe, I could have had that unicorn of a CPU this whole time and not known because of...