The P51 and B17 are badass now. The P51 flies lovely and taking down a B17 is really hard.
Blackouts and redouts seem to be appreciated by most, but will require re-learning of some skills by most pilots.
Unfortunately the issue meaning you didn't get the kill for someone who you shot crashing seems to be only partially fixed, but it is much better.
And it's nice to be able to unlock stuff a hell of a lot easier than before. If you've still got stuff to unlock...
And people seem to be enjoying the custom controls, although there appears to be an issue with assigning the zoom feature to a custom layout. It also seems the P51 isn't fixed if you use a custom layout. I wonder if that applies to the B17 too...?
Screentearing is when the game updates the display when the TV is half way through drawing a frame. So you get the top half of the new frame and the bottom half of the old frame. I can get more technical about this, but won't bother. So here's an example instead:
EDIT: I don't know how in this image they managed to get 3 tears on different scanlines...? It generally happens at one place down the screen.