Basic [and Witty] Rule of Online Security

And God said, "Trust not the tinyurl, for it is subtle and quick to abuse your trust." 

And it came to pass, that Robert did click the tinyurl and was assaulted from behind by gay pr0n popups. 

And God said, "wtf? I told you..."

-The Book of Stein 

- Message on this TinyURL decoder/expander