- Posts: 956
- Joined: 15 Feb 2013, 16:05
Or (more likely) what they already had worked fine and they didn't want to jeopardize F119/F120/F-22/F-35.
There's literally zero point in 3D TVC and 2D TVC only has marginal benefit for reducing drag, which has to be balanced against weight and cost. HMCS and HOBS/LOAL destroyed almost all point in TVC systems, not to mention the move to BVR and stealth.