His strongest argument to keep Flash relevant is "the coming HTML video implementations cannot agree on a common format across browsers" . Boy, they are in worse shape than I first thought. They will open source the parts they own of this beast, the problem is it will be too late to make a difference. Sure, he brings up the fact that they can update the majority of Web clients in less than a year . But what was it th…
If HTML could reliably do everything Flash does that would certainly save us a lot of effort, but that does not appear to be coming to pass.
which is probably referring to how HTML5 does not have: efficient vector-based animation, support for audio mixing, strong tool support and ecosystem for creating interactive content, a pathway to run C code (Alchemy), etc.