Black Silk - Chinese J-20 Stealth Fighter Takes Off

So they begin to spend $Bn on more and more elaborate weapons systems to challenge a non-existent threat.<p>Our plan to destroy them is working, it got rid of the USSR, now China, just the USA to go.

I so guess all these years of exfiltrating military design secrets from the West has finally paid off.

What does this prove? Apparently, they have a new airplane. Is this plane really stealth? What are its capabilities? Does this really matter?