Wonder where they got the technology... Can you say Serbia when ours got shot down, on Clintons little adventure..
There have been many speculative images created as to what the PAK FA aircraft would look like, but that is NOT the Sukhoi T-50 that flew yesterday.
The T-50 has twin all flying vertical stabilizers (no rudder,) and the engines are widely separated like on the Su-27/30. The T-50 also has a more delta shaped wing, not diamond-like as in this image.
Sukhoi T-50:
