Soon, but how soon remains to be seen.
Flash will be a "Flash in the pan"!
The reality is simply technology changes, and along with it, many parts and pieces, and Flash is just one of those pieces.
Hell HTML5 will likely be replace. By what, from who - who knows, but they will both be replaced.
Hell the iPhone, iPad, iPod won't be the next big thing as they are already here. It's evolution - shit happens. We all use to be fine living in the current time, but...