That means you're stopping any developments on existing systems on the Simulator?...
No, they are also added. (Like KRUG anti jamming mode changes, Volhov Radio Proxy corrections, etc...)
Hpasp Free SAM Simulator, "Realistic to the Switch" (U-2 over Sverdlovsk, B-52's over Hanoi, F-4 Phantoms over the Sinai, F-16's and the F-117A Stealth bomber over the Balkans.) http://sites.google.com/site/samsimulator1972/home