Those cannards are a total rip off from the Russian sukhoi flankers. As F-22 being designed for challenging but a simple war theatre?. no. F-22 was with every war scenario in mind, stealth, supreme electronic capability and a radar that can paint an track an enemy well beyond anything they have and achive total air dominance.This article makes it sound this fighter is perfect. not even the F-22 or the PAK-F-50 is perfect. Every fighter will be spotted dosent matter how stealthy you are. once you open the weapons bay door, you automaticly radidate heat signature and the enemies infera red signature will pick you off day or night especially at night when heat signature radidates a lot more. That's where the Russian Fighters shine. They have the best infera red systems with the longest range and the best offboresight.The Sukhoi 35 has the best offboresight and the longest infera red system probably ever designed.
Also how does this plane rate in the energy stakes. Energy is life. How does it handel in high velocity basic fighting manuvers and what is it's turn radius. The tighter the turn capabelity, it allows the fighter to conserve more energy and sharper/tighter turns and regain it's speed.To evade a missile deployed and coming at you, besides needing a vey good reverse warning system, you need to perorm high energy basic fighting manuvers and try to bleed off the missile or spoof it offcourse. That is exactly where a fighter like the raptor shines and the PAK-F-50 to. You can have all the super dupper technology, however if you meet in the merge, it will come down to which fighter has the best weapons fire and control system/weapons envelope, which fighter handels in high velocity manuvers and has the best energy .