In a recent article, Nikon explains why in-lens VR system is superior compared to in-camera VR:
- Corrected finder image makes photo composition easy.
- Each lens is optimally tuned to achieve reliable correction.
- Image information captured by the AF and metering sensors is corrected with in-lens VR.
- Patterns of image blur are not the same with all lenses.
Here is Nikon VR in action (view from inside the lens):