> That assumes that the users are going to be able to GET Adobe's implementation.
>
> Remember that Adobe has stopped development on Flash for Linux. So new versions are going to have features that you just can't get on Linux.
That's true. I should have clarified that this point was about Windows and Mac users, and not about Linux. Given that Gnash and Lightspark don't have much of an audience there, I don't think it's a stretch to assume that Adobe's implementation will continue to be their choice.