"You'd just have a list of authorized signers of new blocks and if someone does something bad you kick them off the list." Are you saying that the incentives p

"You'd just have a list of authorized signers of new blocks and if someone does something bad you kick them off the list." Are you saying that the incentives provided for successfully mining a block in crypto's isn't necessary to their security? I can't think of a single expert that agrees, or an example in the space of that working. Block reward is typically thought of as a tradeoff between security and inflation.