Putting social media on blockchain increases the control of network particiants like creators, users, advertisers, developers and moderators. That's why we put social media on blockchain.
By combining content, connections and finance, DeSo allows the creation of economically driven online communities the likes of which we haven't seen before on the internet.
TradSo allowed real user name and real faces while keeping the database closed. DeSo reverses by keeping the database open but using psuedonymous names instead.