I only linked that because most people don't know what B is, and I suppose the difference between "innovation meant to fill the space" and "extention" wasn't so

I only linked that because most people don't know what B is, and I suppose the difference between "innovation meant to fill the space" and "extention" wasn't so important to me. My source for the claim itself is from 14m30s of Brian Cantrill's talk "Is It Time to Rewrite the Opersting System in Rust" https://youtu.be/HgtRAbE1nBM https://youtu.be/HgtRAbE1nBM