I too am salty about this, but the W3C uses IRC for discussions and have no easy forum or boards for RFCs (like TC39 with their use of GitHub for ECMAScript proposals).
Contributing to web standards is not really accessible and that contributes to this Chromium-centric world.
Where would one raise a proposal for something like adding a `sandbox` flag to `<script>` elements, the proposal of adding a feature like a "Context Menu API" for PWAs or discussions around pro-privacy features?
Contributing to web standards is not really accessible and that contributes to this Chromium-centric world.