If other shelved or high risk Mozilla projects such as MDN , servo , thunderbird setup similarly it would enable us to directly contribute to the projects instead of the foundation or not at all.
The only project the corporation would never let go is Firefox as it their revenue source , however other projects could perhaps be salvaged
Which is probably true; Google is unlikely to spend half a billion a year on Mozilla's advocacy efforts.
AFAIK, Google's money goes to the Mozilla Corporation, while the donations go to the Mozilla Foundation. So the advocacy is already separated, isn't it?