How to update a Blank Status on Facebook?

Most of the Facebook users apply their status as  
Hi
How are you?
Good morning, Good afternoon, Good night.....  blah blaaaaaaaaaaa 
But how many of your friends respond to it???
Why don't you all try, posting a blank status on Facebook? 

Usually we can't post blank status on Facebook, but it is possible using the following trick.

Just type @[0:0: ] and post it.
Now you can see your blank status :)