Core

• Add geth --genesis flag as an alternative to running geth init genesis.json (#32844)
• Fix for receipt insertion during ERA file import. (#32934)
• Work on getting the trie node history in order to serve historical eth_getProof request with the new path-based archive node. (#32907, #32914, #32937)
• Further work on cmd/keeper, our guest program for zkVMs (#32816)
• Various optimizations (#32971, #32916, #32965, #32946)

Networking

• New metrics for tracking slow peers (#32964)
• Fix for an issue where disconnected peers were not removed in txFetcher (#32947)

For a full rundown of the changes please consult the Geth 1.16.6 release milestone.

As with all our previous releases, you can find the:

• Pre-built binaries for all platforms on our downloads page.
• Docker images published under ethereum/client-go.
• Ubuntu packages in our Launchpad PPA repository.
• OSX packages in our Homebrew Tap repository.