Comment First of all, who the fuck are these guys... (Score 1) 295
...and why the fuck do their predictions matter in the least?
Secondly: javascript has nowhere near the performance needed for anything but games with simple mechanics. You simply cannot afford the overhead of js when dealing with thousands of entities with AI at 60 frames per second. Either stuttering or excessive battery draining will happen.
As always, variety is good, and it is obvious that HTML5/js will be a good fit for many games. Many others will still require *at least* flash, silverlight (silverlight 5 will integrate XNA and may work on OS X, very interesting for a game dev), or even C/C++.
The last question is why does a new technology always seems to imply that alternatives will automatically shrink? The world is not a zero sum game, and we constantly *expand* our horizons...