I have heard they are safe but they usually stop working in the middle of your subscription period
I really don't think that's practical or safe.
I don’t think so , it’s risky
No, rather chip in with your friends
My friend once did and he paid for a year subscription but he only got a month, after that the page also vanished, so it's a no, please don't. To watch quality content, you should pay what is asked.