Ephemera, a blockchain-based messaging platform, secured million in a Series B funding round, co-led by Union Square Ventures, A16z Crypto, and Lightspeed Faction, achieving a valuation of 0 million. The round included participation from Coinbase, Sound Ventures, and actor Ashton Kutcher. The funding was structured as equity with token warrants, and Fred Wilson from Union Square Ventures joined Ephemera’s board. The platform is developed by the creators of XMTP, a decentralized messaging network utilizing IETF-standard Messaging Layer Security, which is trusted by companies like Mozilla, Google, Wire, and Cisco. XMTP aims to allow users to transfer conversations between different messaging apps, addressing concerns about centralization and user ownership of messages.