Is this a good flash for NEX6 ?

What do you guys mean ?? Does this mean I will have to live with the built-in flash ?? Is this possible what was Sony thinking ??? I was just about to sell my nex-5n with all its accessories, what should I do 

--
Hatem Tawfik, MD Cairo Egypt http://www.pbase.com/hatem35/image/36141187.jpg