Every time I see that I just wget the script and inspect it. If it does anything too clever, I don't install it that way. If I can't reason about the shell script something is wrong.
It's like being emailed a .bat file in 1999. Would you blindly run it on your Windows box?! I hope not!
It's like being emailed a .bat file in 1999. Would you blindly run it on your Windows box?! I hope not!