I don’t know, but there are other ways of funding besides -completely- volunteer run.
Take look at Ladybird
https://en.wikipedia.org/wiki/Ladybird_(web_browser)?wprov=s...
Take look at Ladybird
https://en.wikipedia.org/wiki/Ladybird_(web_browser)?wprov=s...
Ladybird will be dead in a few years.
I wouldn't discount ladybird or others simply because they haven't shipped their mvp just yet. They're closing in on a usable product. Maybe they never make it, but servo and others may. Saying they'll be dead in a few years isn't contributing much besides pessimism for anything but the status quo.