WTF?

This site teaches non-tagalog speakers to say insults using our language:
http://www.tagaloglang.com/listen/Say_Insults_in_Tagalog.htm

...like, is it really needed? I mean, to go as far as posting them on the website that formally teaches the language? All complete with audio, take note. I don't know if i'm astonished, bewildered, or just puzzled. Check it out!