There were incentives to submit stuff:
- Bounty for submission: https://blog.kleros.io/submit-tokens-for-a-share-of-1-million-pnk/
- ERC20 bounty: https://blog.kleros.io/erc20-becomes-part-of-the-token/
- Stablecoin, True Cryptoecosystem: https://blog.kleros.io/new-badges-arrive-the-token-curated-list-expands/
There are no incentives to remove stuff.
After the bounty period is over, there will be no incentives to submit, unless someone is actively using the stuff. I think there are some real-life use cases:
Do you think there should be incentives to remove stuff?
Or is it up to PNK holders who want portrait strong and stable image of Kleros to figure it out?