Just curious as I don't want a ban from it, please post your opinions
Well, if you took some time to check.
You would find threads about this.
Here are 2: VAC Ban | Rank Hack
Also if you would take time to read in the release threads. I am sure you would find an answer. Because there is many who have been using rank hacks.
So if you took time to read and maybe google. You would find tha answer
But, sure thing. Ask us, because we won't share if we got banned from using a trainer. In the same thread as we downloaded it form. (Or create a new thread where we would tell others.)