> you need a corporation backing you to maintain one of the most critical pieces of web software My understanding is that Mozilla is supposed to be a nonprofit

> you need a corporation backing you to maintain one of the most critical pieces of web software My understanding is that Mozilla is supposed to be a nonprofit first and foremost: the Mozilla Foundation. The for-profit Mozilla Corporation is a subsidiary which is owned by the Foundation. I don't know whether this is still reflected in practice nowadays, but this is how it's supposed to be structured...