Thanks Xenetis 
Thanks for your warning Osiris. The basics are always good to remind 
Yes, there are sometimes quite a lot of novice users on this Community, so a warning can't hurt.
And I'm not saying @xenetis wants to do harm or something like that, but in theory it's perfectly possible to have benign code now, have the Community say great things about it and after a while modify the code into something harmful.
Yes of course, check the script before