then 3 very well trust rated members come up in it's aid, If they work togheter or not is not my problem
What's more likely - these users are all PMing each other about every rating they leave and are backing each other up without a second thought or consideration, or maybe they all think that issuing death threats makes you somewhat less than trustworthy? I know which one of those options I would bet on.
My punishment been fullfilled and I learned once again the lesson to keep my opinion for myself.
The lesson here isn't "Keep your opinion to yourself". It's "Threatening to kill another user is unacceptable". I don't think you've learned anything - you clearly think it's still fine to wish death on other users, just as long as you aren't vocal about it.