OpenSea has announced the launch of the SEA token through an airdrop for its loyal users.US users will be eligible for the SEA token airdrop, unlike many other crypto projects that exclude the United States.OpenSea has launched the OS2 platform, offering multi-chain support and lower fees to enhance the NFT trading experience.OS2 allows trading of both non-fungible and fungible tokens and introduces an XP tool to reward active users.