[Solana Ecosystem Social App Memebook Completes $1 Million Seed Round Financing] According to official sources, the Solana ecosystem social app Memebook has completed a $1 million seed round financing, with TOF. Ventures as the investor. Memebook is described as an Instagram-like social app built on Solana, where users can register using a Solana wallet and share photos, videos, and text posts. It features a wallet-based authentication system, as well as a verification system for Solana Mobile users and other Solana wallets.