Economic Incentivization
The collective attention of the participants is a limited resource.
Debate Bounty
To start a new debate, the author of the root argument has to place a bounty in ETH or DAI that can be earned by participants adding important arguments to the debate.
Liquidity Provision by Authors
To create a node, a debater has to provide a fixed amount of his debate tokens as liquidity. This alone prevents spamming and duplication attacks
This liquidity is used to set up a rating market later in the rating phase.