NVIDIA has committed to releasing 'Lite Hash Rate' versions of the GeForce RTX 3060 Ti, RTX 3070 and RTX 3080. The RTX 3090 remains unaffected, but all other desktop RTX 30 series cards shipping from this month onwards will be capped at half their theoretical ETH hash rates.
https://www.notebookcheck.net/NVIDIA-announces-Lite-Hash-Rate-anti-mining-refresh-for-all-desktop-RTX-30-series-cards-bar-the-GeForce-RTX-3090.539985.0.html
How long to it's defeated and miners are happily still in business with these? Probably before this is even posted.