http://www.combat-helo.co.uk/
This is slowly but surely unfolding since quite some time, and it is coming.
Blog so far here:
http://combathelo.blogspot.com/
Developer says they are dedicated to recreate the good ol' Longbow-2 and Jane's-feeling - just with a more complex and more realistic simulation of the playtoy.
Until it comes, I am still busy with studying - S-T-U-D-Y-I-N-G I mean for sure
- the Black Shark by DCS.
What - you haven'T heared of Combat Helo? You do not know what it is about?
This: