> There's nothing Firefox does that OWB does not once it gets flash support.

A ported Firefox as is wouldn't have Flash support either.

> The plugin api is there and maybe (I've no idea if it's doable) Fab could make it
> firefox compatible

AFAIK it's NPAPI compatible as well already. But that doesn't change the fact that plugins must be ported, which is only possible for open source ones.

> and if not he'd come up with his own versions of the most popular FFox plugins.

Which ones would that be apart from Flash? Java?