the crosshair is too sensitive, though.
+1
It also felt like it was being smoothed somewhat -- that makes it difficult to be precise.
I feel like the "twin cursors" shooting you appear to have in the first video (WASD to move, cursors to shoot in the direction you press) would be more comfortable to play with than how it is now with the uber-sensitive mouse and (I think) mouse smoothing.
I died regularly, but I enjoyed the weapon variety and the allied player

Jibb