Governable Parameters

• The stability protocol, including the exchange

• What the protocol does with data feeds from Oracles

• Adding or removing stablecoins

• Whitelisting stablecoins (or other ERC20s) for use in paying gas fees

• The identity protocol, including how phone number attestations works

• Linking of signers and off-chain metadata (e.g claims) to accounts

• Most of Proof of Stake protocol, including elections, locked gold, slashing parameters

• On-chain governance itself

• MinimumClientVersion

• BlockGasLimit

• IntrinsicGasForAlternativeFeeCurrency

Things That Can't Be Modified By Governance

• The protocol by which nodes communicate

• The format of block headers, block bodies, the fields in transactions, etc

• How nodes sync

• How nodes store their data locally

• Most parameters that affect the blockchain