-snip- Probably already seen these animations before but just in case you haven't, here they are again. Beta weapon stealth kills.
WHY R* WHY
I feel like that was going to be for this cut option from the menus - Cinematic Shooting. It's in pausemenu.xml
<!--<Item> <cTextId>MO_CMS</cTextId> <MenuAction>MENU_OPTION_ACTION_PREF_CHANGE</MenuAction> <MenuPref>PREF_CINEMATIC_SHOOTING</MenuPref> <MenuOption>MENU_OPTION_DISPLAY_ON_OFF</MenuOption> <MenuUniqueId>MENU_UNIQUE_ID_SETTINGS_LIST</MenuUniqueId> <Contexts>*NONE*,InMP</Contexts> </Item>-->