Twitter is a very different animal. A twitter clone can be thrown together over a weekend with average web stack coders, making it scalable is a bit more work t

Twitter is a very different animal. A twitter clone can be thrown together over a weekend with average web stack coders, making it scalable is a bit more work true but nothing fundamentally new or revolutionary. OpenAI on the other hand is working on new, challenging hard problems in a complex feild of math/computer science.