Umm. You're wrong. It's a model of US B-2 stealth bomber. They tested the model to examine the design and entomology of it. You can say that it will be similar to it but it's not H 20 bomber.
Will provide source if I get time to.
More like 2 to 3 months. First flight is expected to be in November or December, if all tests go right. Expect a growler version of blk3 in 2 years or less.
I remeber a Qatari News Channel telling this news. They have a much better explanation that PAF pilots were trained on those Rafales to expertise there own (QAF) pilots as they are inferior in experience. None of these words are mine I heard it on Arabic channel (will add the name if I found it...