`kube-proxy --feature-gates NFTablesProxyMode=true --proxy-mode nftables`
  
  This is currently an alpha-level feature and while it probably will not
  eat your data, it may nibble at it a bit. (It passes e2e testing but has
  not yet seen real-world use.)
  
  At this point it should be functionally mostly identical to the iptables
  mode, except that it does not (and will not) support Service NodePorts on

### Authorization
* The authorization.k8s.io API group was promoted to v1 ([#40709](https://github.com/kubernetes/kubernetes/pull/40709), [@liggitt](https://github.com/liggitt))
* The SubjectAccessReview API now passes subresource and resource name information to the authorizer to answer authorization queries. ([#40935](https://github.com/kubernetes/kubernetes/pull/40935), [@liggitt](https://github.com/liggitt))

### Autoscaling

- Ensure Pods are removed from the scheduler cache when the scheduler misses deletion events due to transient errors ([#106102](https://github.com/kubernetes/kubernetes/pull/106102), [@alculquicondor](https://github.com/alculquicondor)) [SIG Scheduling]