> Every "soft-fork" to date has used PoW to activate new consensus rules Consensus rule parameters are things like "max block size". However, there have been s

> Every "soft-fork" to date has used PoW to activate new consensus rules Consensus rule parameters are things like "max block size". However, there have been some proposals for extension blocks to increase block size without requiring a hard-fork (e.g. using a soft-fork mechanism).