OpenSea has shared what it calls a "thoughtful, principled approach" to NFT royalties, including the rollout of a system that would let creators of new projects blacklist certain marketplaces that do not require traders to pay royalties.

source https://www.gadgets360.com/cryptocurrency/news/opensea-launch-on-chain-tool-suite-enforce-nft-royalty-payments-3497512#rss-gadgets-all