Reminds me of the first part of Zawinski's law: "Every program attempts to expand until it can read mail." Twitter could add features until it reaches feature

Reminds me of the first part of Zawinski's law: "Every program attempts to expand until it can read mail." Twitter could add features until it reaches feature parity with Facebook. But then it's no longer Twitter. What defines a platform is its feature set. And by changing that you risk changing the platform.